CN111524589B - CDA (content-based discovery and analysis) shared document based health and medical big data quality control system and terminal - Google Patents

CDA (content-based discovery and analysis) shared document based health and medical big data quality control system and terminal Download PDF

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CN111524589B
CN111524589B CN202010291476.0A CN202010291476A CN111524589B CN 111524589 B CN111524589 B CN 111524589B CN 202010291476 A CN202010291476 A CN 202010291476A CN 111524589 B CN111524589 B CN 111524589B
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cda
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CN111524589A (en
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梁娜
汪成亮
吴开明
温海燕
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Chongqing Health Statistical Information Center
Chongqing University
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Chongqing University
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    • GPHYSICS
    • G16INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16HHEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H40/00ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
    • G16H40/60ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
    • G16H40/67ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10File systems; File servers
    • G06F16/17Details of further file system functions
    • G06F16/176Support for shared access to files; File sharing support
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/21Design, administration or maintenance of databases
    • G06F16/215Improving data quality; Data cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/25Integrating or interfacing systems involving database management systems
    • G06F16/254Extract, transform and load [ETL] procedures, e.g. ETL data flows in data warehouses

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Abstract

The invention provides a CDA (content description association) shared document based health medical big data quality control system and a terminal, comprising: the CDA shared document acquisition module is used for acquiring and discovering regional medical big data and mining related CDA shared documents, randomly selecting a plurality of experimental results for data extraction, and verifying the accuracy in the data acquisition process; the CDA shared document screening module is used for screening the data in the type matching module, extracting and converting the CDA shared document, performing secondary screening on the CDA shared document through a type data model, and extracting and converting the document for data safety early warning; and the data quality control module is used for developing CDA shared document data quality control evaluation on the constructed document indexes and evaluation models according to the regional medical big data screened by the CDA shared document screening module, comparing the evaluation result with the historical evaluation result and verifying the safety effectiveness and the rationality of the CDA shared document data.

Description

CDA (content-based discovery and analysis) shared document based health and medical big data quality control system and terminal
Technical Field
The invention relates to the field of medical data mining, in particular to a health medical big data quality control system and a terminal based on CDA shared documents.
Background
The complex data environment of enterprises causes various data quality problems, most enterprises have repeated data and incomplete data, and the data quality problems become the main difficulty in the development of projects such as data integration, so that many projects are difficult to achieve the expected targets. The data acquisition and reporting work comprises basic data acquisition, reporting, auditing, summarizing and reporting links, and in the 4 links, data loss, repeated recording and the like can be caused by incomplete acquisition specifications, wrong understanding or misoperation of personnel, data integration and the like, the data quality is reduced, and the development of subsequent work is influenced.
The standard acquisition of data is the basis of quality control, and currently, in a data acquisition and exchange mode of a platform in a plurality of areas, the modes of database direct connection, database view reading, data offline importing, XML data exchange, front-end processor extraction and the like are mainly adopted; the adoption of various modes has respective advantages and disadvantages, and the mode of directly connecting the database can influence the normal business of the medical institution; the mode of reading the database view is adopted, one end of a medical institution is required to write the exchange data into the form of the database view according to the requirement of a platform extraction end, but the data description standard and data transmission can cause pressure on a service system server; the off-line data exchange mode is generally effective for primary data synchronization, a large amount of data can be copied to a target end for importing, due to technical or management reasons, the data acquisition modes cannot be unified, and even different data acquisition modes such as database reading, interface transformation and the like are adopted in the same medical institution. Different medical and health institutions adopt various different data acquisition modes, and the difficulty of data standardization, standardized acquisition and management is increased to a certain extent. Data transmission modes in different modes and customizable and compatible problems of data standards are adopted, the requirements on data exchange contents and formats cannot be made on a collection end, and the safety in the data acquisition process is easily damaged, so that the corresponding technical problems need to be solved by technical personnel in the field.
Disclosure of Invention
The invention aims to at least solve the technical problems in the prior art, and particularly provides a health medical big data quality control system and a terminal based on CDA shared documents.
In order to achieve the above purpose of the present invention, the present invention provides a CDA shared document display terminal, which comprises a handheld housing, wherein a display screen mounting seat for fixedly mounting a display screen and a button group mounting seat for fixedly mounting a button group are arranged on the handheld housing, the display screen is fixedly mounted on the display screen mounting seat, the button group is fixedly mounted on the button group mounting seat, a PCB board mounting seat for fixedly mounting a PCB board is arranged in the handheld housing, the PCB board is fixedly mounted on the PCB board mounting seat, and a controller, a data transceiver module and a power module are arranged on the PCB board;
the data transceiving end of the data transceiving module is connected with the data transceiving end of the controller, the display data end of the controller is connected with the display data end of the display screen, the signal output end of the button group is connected with the signal input end of the button group of the controller, and the power supply output end of the power supply module is respectively connected with the data transceiving module, the display screen, the controller and the power supply input end of the button group to supply power to the data transceiving module, the display screen, the controller and the button group;
the CDA sharing document data display system further comprises a cloud server, the CDA sharing document sent by the cloud server is received through the data receiving and sending module, and the CDA sharing document data information sent by the cloud server is displayed on the display screen.
In a preferred embodiment of the present invention, the data transceiver module includes: a radio frequency antenna terminal of the radio frequency CHIP U1 is respectively connected with a first terminal of a capacitor C7 and a first terminal of an inductor L2, a second terminal of the inductor L2 is connected with a power ground, a second terminal of a capacitor C7 is respectively connected with a first terminal of an inductor L1 and an antenna ANT, a second terminal of an inductor L1 is connected with the power ground, a power amplifier power supply terminal VDD3P3 of the radio frequency CHIP U1 is respectively connected with a first terminal of a capacitor C8, a first terminal of a capacitor C9 and a first power supply, a second terminal of a capacitor C8 and a second terminal of a capacitor C9 are respectively connected with the power ground, an enable terminal CHIP _ EN of the radio frequency CHIP U1 is connected with a first terminal of a resistor R27, a second terminal of a resistor R27 is connected with an enable output terminal of a controller, a sleep wake-up terminal XPD _ DCDC of the radio frequency CHIP U1 is connected with a first terminal of a resistor R3, a second terminal of the resistor R3 is connected with a sleep output terminal of the controller, a wake-up terminal of the radio frequency CHIP 1 is respectively connected with a, the second end of the capacitor C11 is connected with a power ground, the data terminal MTDO of the rf chip U1 is respectively connected with the first end of the resistor R5 and the first data end of the controller, the second end of the resistor R5 is connected with the power ground, the data terminal GPIO2 of the rf chip U1 is respectively connected with the first end of the resistor R6 and the second data end of the controller, the second end of the resistor R6 is connected with the first power supply, the data terminal GPIO0 of the rf chip U1 is respectively connected with the first end of the resistor R4 and the third data end of the controller, the second end of the resistor R4 is connected with the first power supply, the programming receiving terminal U0 rxrxd of the rf chip U1 is connected with the programming transmitting terminal of the controller, the transmitting terminal U0TXD of the rf chip U1 is connected with the programming receiving terminal of the controller, the crystal terminal XTAL _ OUT of the rf chip U1 is respectively connected with the first end of the capacitor C2 and the first terminal X1, the crystal terminal X1 of the crystal terminal X1 is respectively connected with the second terminal XTAL _ IN of the capacitor C2 and the second terminal of the crystal oscillator X1, a second terminal of the capacitor C1 and a second terminal of the capacitor C2 are respectively connected to a power ground, an analog power supply terminal VDDD of the rf chip U1 and an analog power supply terminal VDDA of the rf chip U1 are respectively connected to a first terminal of the capacitor C3, a first terminal of the capacitor C4, a first terminal of the capacitor C5 and a first terminal of the first power supply, a second terminal of the capacitor C3, a second terminal of the capacitor C4 and a second terminal of the capacitor C5 are respectively connected to the power ground, a reset terminal EXT _ RSTB of the rf chip U1 is respectively connected to a first terminal of the resistor R1, a first terminal of the capacitor C6 and a reset output terminal of the controller, a second terminal of the resistor R1 is connected to the first power supply, and a second terminal of the capacitor C6 is connected to the power ground. And receiving data of the cloud server in a WiFi mode.
Or/and the power supply module comprises: a power supply terminal PVIN of the voltage chip U6 and a power supply terminal AVIN of the voltage chip U6 are respectively connected to a first terminal of the push button switch SW, a first terminal of the capacitor C21, a first terminal of the capacitor C27 and an anode of the lithium battery BAT, a cathode of the lithium battery BAT is connected to a power ground, a second terminal of the push button switch SW is connected to an enable terminal EN of the voltage chip U6, a second terminal of the capacitor C21 and a second terminal of the capacitor C27 are respectively connected to a power ground, a MODE terminal MODE of the voltage chip U6 is connected to the power ground, a power ground PGND of the voltage chip U6 and a power ground AGND of the voltage chip U6 are respectively connected to the power ground, a feedback terminal FB of the voltage chip U6 is respectively connected to a first terminal of the resistor R28 and a first terminal of the resistor R29, a second terminal of the resistor R29 is connected to the power ground, a second terminal 68692 is respectively connected to a first terminal of the inductor L8, a first terminal of the capacitor C26, and a second terminal of the inductor SW 3673727, a second terminal of the capacitor C19 and a second terminal of the capacitor C26 are respectively connected with the power ground; providing a stable supply voltage output.
Or/and the display screen comprises: the backlight end LED + of the display screen module U11 is connected with the collector of a triode Q3, the base of a triode Q3 is connected with the backlight control end of the controller, the emitter of the triode Q3 is respectively connected with the first end of a resistor R33, the collector of a triode Q1 and a second power supply, the second end of a resistor R33 is respectively connected with the first end of a resistor R32, the base of a triode Q1 and the base of a triode Q2, the second end of the resistor R32 is connected with the buzzer control end of the controller, the emitter of a triode Q1 is respectively connected with the emitter of the triode Q2 and the first end of a capacitor C11, the second end of the capacitor C11 is connected with the first end of a buzzer BELL, and the second end of the buzzer BELL is respectively connected with the collector of the triode Q1 and the power ground; a clock terminal SCLK of the display screen module U11 is connected with a clock output terminal of the controller, a data input terminal SDIN of the display screen module U11 is connected with a display data output terminal of the controller, a data command switching terminal D/C of the display screen module U11 is connected with a switching output terminal of the controller, a reset terminal REST of the display screen module U11 is connected with a display reset terminal of the controller, a chip selection terminal SCE of the display screen module U11 is connected with a display chip selection terminal of the controller, a ground terminal GND of the display screen module U11 is connected with a power ground, and a power terminal VCC of the display screen module U11 is connected with a second power supply;
or/and the button group comprises: a first terminal of the ok button S1 is connected to power ground, a second terminal of the ok button S1 is connected to a first terminal of a resistor R45, and a second terminal of a resistor R45 is connected to a determination input of the controller; a first terminal of the cancel button S2 is connected to power ground, a second terminal of the cancel button S2 is connected to a first terminal of a resistor R46, and a second terminal of a resistor R46 is connected to a cancel input of the controller; a first terminal of the shift up button S3 is connected to power ground, a second terminal of the shift up button S3 is connected to a first terminal of a resistor R47, and a second terminal of a resistor R47 is connected to a shift up input terminal of the controller; a first terminal of the shift down button S4 is connected to power ground, a second terminal of the shift down button S4 is connected to a first terminal of a resistor R56, and a second terminal of a resistor R56 is connected to a shift down input terminal of the controller; a first terminal of the set button S5 is connected to power ground, a second terminal of the set button S5 is connected to a first terminal of a resistor R57, and a second terminal of the resistor R57 is connected to a set input of the controller. The corresponding operations are realized by the ok button S1, the cancel button S2, the shift up button S3, the shift down button S4, and the set button S5.
The invention also discloses a health medical big data quality control system based on the CDA shared document, which comprises the following steps:
the CDA shared document acquisition module is used for mining CDA shared documents from regional medical big data, selecting a plurality of CDA shared documents as samples, developing data acquisition findings by using a rule engine, and selecting a plurality of acquired CDA shared documents;
the CDA shared document screening module is used for screening the data in the CDA shared document acquisition module, carrying out secondary screening on the CDA shared document through the CDA shared document acquisition module, and extracting and converting the document for data quality control;
and the data quality control module is used for performing data quality control on the regional medical big data screened by the CDA shared document screening module, performing quality control on the constructed CDA shared document through an evaluation function, setting a screening threshold value of the CDA shared document, and verifying the safety validity and rationality of the CDA shared document data.
Preferably, the CDA shared document acquisition module includes:
the type matching module is used for acquiring type data of regional medical big data, comparing all the acquired CDA shared documents, and eliminating null data and redundant data so as to clean redundant data in all the CDA shared documents; removing data according to standard information in the CDA shared document, wherein the standard information is defined by removing case data which do not conform to the character type, the character format and the character length in the CDA shared document; when a logic language sequence error occurs in the CDA shared document elimination process, deleting operation is carried out according to a logic judgment principle, data selection optimization is carried out on the content vacancy in the CDA shared document, an elimination mode is adopted for the CDA shared document aiming at the main data deficiency, a retention mode is adopted for the CDA shared document if the main data deficiency occurs, and screening elimination is carried out on the data rationality.
Preferably, the CDA shared document acquisition module includes:
the first type module is used for sending type matching data to the CDA shared document in a traversal mode, tracking and recording corresponding matching information and data position information in the sent type matching module, screening out type matching records, and performing type storage on the type matching records;
the CDA shared document transmits type matching information according to the type matching records, the type matching information sets and matches CDA shared document classification information, the information is backed up into the type matching module while the type matching information is transmitted, and alternative type matching data is formed on the data passing through the set information length and the case classification information; and calculating a reasonable display threshold value for the classified CDA shared documents, if the CDA shared documents are screened by the type matching module and are more than or equal to the reasonable display threshold value, indicating that the displayed CDA shared documents meet the requirements, deleting redundant matching data in the type matching module, and if the CDA shared documents are screened by the type matching module and are less than the reasonable display threshold value, continuously requesting the CDA shared documents from regional medical big data, and performing matching again by the type matching module until the CDA shared documents reach the reasonable display threshold value.
Preferably, the CDA shared document filtering module includes:
the hospital medical record screening module is used for screening the basic information of the case in the CDA shared document, determining the text type information, the character type information and the mixed type information of the case, determining the diagnosis and treatment information and determining the character type information and the mixed type information of the diagnosis and treatment after the three items of information are screened.
Preferably, the CDA shared document filtering module includes:
and the hospitalized medical advice screening module is used for screening the basic information of the medical advice in the CDA shared document and determining the basic information of the medical advice and the information of the medical advice.
Preferably, the CDA shared document filtering module includes:
and the western medicine prescription screening module is used for screening the Chinese and western medicine prescription information of the CDA shared document and determining the information content of the prescription.
Preferably, the data security early warning module includes:
storing the screened CDA shared document, starting a data security working process, wherein invalid data still exist after the CDA shared document is obtained and screened, and the invalid data can cause data query deviation and data redundancy for the CDA shared document;
establishing a CDA shared document acquisition vector as X ═ X1,x2,…,xiY ═ Y and CDA shared document acquisition time vector1,y2,…,yjX is the obtained and screened CDA shared document, i is a document ID, y is time data, and j is a timestamp;
discretizing the screened CDA shared document to form the CDA shared document with N time periods, namely { x1,x2}→{y1},{x3,x4,x5}→{y2},…,{xi-2,xi-1,xi}→{yj}; performing corresponding operation according to the actual CDA shared document acquisition time and the time vector, wherein corresponding data have randomness;
for the CDA shared document in the time period T, after discretization, the evaluation attribute function of the CDA shared document data in any two time periods meets the following conditions:
Figure BDA0002450556930000071
c is a shared document attribute value,
Figure BDA0002450556930000072
is xiThe conditional probability product of (C) and the shared document attribute value C,
Figure BDA0002450556930000073
is yjThe conditional probability product of (C) and the shared document attribute value C,
Figure BDA0002450556930000074
for sharing document attribute value CiAnd yjSumming the shared document and the time data;
the CDA shared document conforming to the CDA shared document data evaluation attribute function establishes an evaluation weight matrix according to the safety early warning requirement:
Figure BDA0002450556930000075
Oi,jsharing the number of documents in the document for the CDA; pi,jNumber of documents in the document that are invalid for CDA sharing; qi,jThe number of documents in the CDA shared document which need to be evaluated by the evaluation attribute function is determined; countuThe subscript u in (1) represents the score of the weight matrix, S is the total CDA shared documents, σ2To be a preference coefficient, λ is an adjustment coefficient.
Preferably, the method further comprises the following steps:
the CDA shares the content of the security early warning in the document: the hospital extracts and pushes data from the screened CDA shared document to the server side, the data cleaning side cleans original data into clean and standard data, and then packages the data according to the requirement of the CDA shared document, the platform integration side analyzes the packaged data to an electronic medical record database, and BI design, retrieval and display are carried out according to each theme domain mode for further use and analysis;
preferably, the method further comprises the following steps:
for the CDA shared document quality control mode: a plurality of fields which are not in the empty project and are subjected to error reporting and combing are technical indispensable fields, if null values appear, a technical indispensable mechanism is started, and the document is refused to be received; if none of the technology required items are empty, the platform receives the document. The field of the sorted limited threshold value is a field which is necessary for business, if a non-empty project appears, the platform receives a document, a data quality control mechanism is started, and an error-reporting project is calculated; checking the value range: checking whether the data type, format and length filling are correct or not for fields with value range requirements; and (3) logical contradiction checking: monitoring the logic content of the mandatory field; the relevance is not consistent: the logic content of the necessary field is monitored in a key mode, and if the name of the operation occurs, the medical record of the patient must contain hand anesthesia records and operation informed consent; if the existing examination and inspection cost, the absence of an examination and inspection report in the major medical record and the like exist, the relevance does not conform to the error report; semantic parsing: by combining background program monitoring with a manual spot check mode, whether the conversion of 'diagnosis codes and operation codes' in objective medical records is correct or not, and whether the conversion of medical history records, physical examination and the like in subjective medical records is correct or not are mainly checked.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1) forming a normalized regional health data safety acquisition mechanism: by expanding the specification of the shared document, a medical platform and an information platform can be supported to normalize a new mode of data extraction, cleaning conversion, transmission, analysis, standardized storage and exchange;
2) establishing a loosely-coupled and sustainable data security acquisition mechanism: through the mapping with the network big data standard and the shared document standard, a data acquisition mechanism which can be customized by a user, is independent of a specific service and is loosely coupled with the specific service and can be developed continuously is researched;
3) the safe operation mode of medical and health data acquisition, exchange and sharing is promoted, and a referential reference mode can be provided for the acquisition, exchange and sharing modes of the medical and health data of the whole-city or even national health informatization construction through research.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic block diagram of the connection of the present invention.
Fig. 2 is a schematic circuit diagram of a data transceiver module according to the present invention.
Fig. 3 is a schematic diagram of the power module circuit connection of the present invention.
Fig. 4 is a schematic diagram of the connection of the display screen of the present invention.
FIG. 5 is a schematic diagram of the button circuit connection of the present invention.
Fig. 6 is a schematic diagram of the controller of the present invention.
Fig. 7 is an overall working diagram of the invention.
FIG. 8 is a flow chart of data parsing in accordance with the present invention.
FIG. 9 is a flow chart of the data communication of the present invention.
FIG. 10 is a data collection schema for a CDA shared document of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The invention provides a CDA shared document display terminal, which comprises a handheld shell, wherein a display screen mounting seat for fixedly mounting a display screen and a button group mounting seat for fixedly mounting a button group are arranged on the handheld shell;
as shown in fig. 1 and 6, the data transceiving end of the data transceiving module is connected to the data transceiving end of the controller, the display data end of the controller is connected to the display data end of the display screen, the signal output end of the button group is connected to the signal input end of the button group of the controller, and the power supply output end of the power supply module is respectively connected to the data transceiving module, the display screen, the controller and the power supply input end of the button group to supply power to the data transceiving module, the display screen, the controller and the button group;
the CDA sharing document data display system further comprises a cloud server, the CDA sharing document sent by the cloud server is received through the data receiving and sending module, and the CDA sharing document data information sent by the cloud server is displayed on the display screen.
In a preferred embodiment of the present invention, as shown in fig. 2, the data transceiver module includes: a radio frequency antenna terminal of the radio frequency CHIP U1 is respectively connected with a first terminal of a capacitor C7 and a first terminal of an inductor L2, a second terminal of the inductor L2 is connected with a power ground, a second terminal of a capacitor C7 is respectively connected with a first terminal of an inductor L1 and an antenna ANT, a second terminal of an inductor L1 is connected with the power ground, a power amplifier power supply terminal VDD3P3 of the radio frequency CHIP U1 is respectively connected with a first terminal of a capacitor C8, a first terminal of a capacitor C9 and a first power supply, a second terminal of a capacitor C8 and a second terminal of a capacitor C9 are respectively connected with the power ground, an enable terminal CHIP _ EN of the radio frequency CHIP U1 is connected with a first terminal of a resistor R27, a second terminal of a resistor R27 is connected with an enable output terminal of a controller, a sleep wake-up terminal XPD _ DCDC of the radio frequency CHIP U1 is connected with a first terminal of a resistor R3, a second terminal of the resistor R3 is connected with a sleep output terminal of the controller, a wake-up terminal of the radio frequency CHIP 1 is respectively connected with a, the second end of the capacitor C11 is connected with a power ground, the data terminal MTDO of the rf chip U1 is respectively connected with the first end of the resistor R5 and the first data end of the controller, the second end of the resistor R5 is connected with the power ground, the data terminal GPIO2 of the rf chip U1 is respectively connected with the first end of the resistor R6 and the second data end of the controller, the second end of the resistor R6 is connected with the first power supply, the data terminal GPIO0 of the rf chip U1 is respectively connected with the first end of the resistor R4 and the third data end of the controller, the second end of the resistor R4 is connected with the first power supply, the programming receiving terminal U0 rxrxd of the rf chip U1 is connected with the programming transmitting terminal of the controller, the transmitting terminal U0TXD of the rf chip U1 is connected with the programming receiving terminal of the controller, the crystal terminal XTAL _ OUT of the rf chip U1 is respectively connected with the first end of the capacitor C2 and the first terminal X1, the crystal terminal X1 of the crystal terminal X1 is respectively connected with the second terminal XTAL _ IN of the capacitor C2 and the second terminal of the crystal oscillator X1, a second terminal of the capacitor C1 and a second terminal of the capacitor C2 are respectively connected to a power ground, an analog power supply terminal VDDD of the rf chip U1 and an analog power supply terminal VDDA of the rf chip U1 are respectively connected to a first terminal of the capacitor C3, a first terminal of the capacitor C4, a first terminal of the capacitor C5 and a first terminal of the first power supply, a second terminal of the capacitor C3, a second terminal of the capacitor C4 and a second terminal of the capacitor C5 are respectively connected to the power ground, a reset terminal EXT _ RSTB of the rf chip U1 is respectively connected to a first terminal of the resistor R1, a first terminal of the capacitor C6 and a reset output terminal of the controller, a second terminal of the resistor R1 is connected to the first power supply, and a second terminal of the capacitor C6 is connected to the power ground. In this embodiment, an inductance value of an inductor L1 is 2.2nH, an inductance value of an inductor L2 is 3.3nH, a capacitance value of a capacitor C7 is 1.0pF, a resistance value of a resistor R27 is 10K, a capacitance value of a capacitor C8 is 10uF, a capacitance value of a capacitor C9 is 100nF, a resistance value of a resistor R3 is 125 Ω, a capacitance value of a capacitor C11 is 50nF, resistances values of a resistor R5, a resistor R4 and a resistor R6 are 5K, a resistance value of a resistor R1 is 15K, a capacitance value of a capacitor C6 is 470nF, capacitances of a capacitor C1 and a capacitor C2 are 8pF, a resistance value of a resistor R8 is 12K, a capacitance value of a capacitor C3 is 1uF, a capacitance value of a capacitor C4 and a capacitance value of a capacitor C5 is 120nF, a model number of a radio frequency chip U1 can adopt ESP 3.3V, and a first power supply voltage is 3V.
As shown in fig. 3, the power supply module includes: a power supply terminal PVIN of the voltage chip U6 and a power supply terminal AVIN of the voltage chip U6 are respectively connected to a first terminal of the push button switch SW, a first terminal of the capacitor C21, a first terminal of the capacitor C27 and an anode of the lithium battery BAT, a cathode of the lithium battery BAT is connected to a power ground, a second terminal of the push button switch SW is connected to an enable terminal EN of the voltage chip U6, a second terminal of the capacitor C21 and a second terminal of the capacitor C27 are respectively connected to a power ground, a MODE terminal MODE of the voltage chip U6 is connected to the power ground, a power ground PGND of the voltage chip U6 and a power ground AGND of the voltage chip U6 are respectively connected to the power ground, a feedback terminal FB of the voltage chip U6 is respectively connected to a first terminal of the resistor R28 and a first terminal of the resistor R29, a second terminal of the resistor R29 is connected to the power ground, a second terminal 68692 is respectively connected to a first terminal of the inductor L8, a first terminal of the capacitor C26, and a second terminal of the inductor SW 3673727, the second terminal of the capacitor C19 and the second terminal of the capacitor C26 are connected to power ground, respectively. In this embodiment, the capacitance values of the capacitor C27 and the capacitor C21 are 10uF, the resistor R28 is an adjustable resistor, the maximum resistance value of the adjustable resistor is 150K, the resistance value of the resistor R29 is 25K, the capacitance values of the capacitor C19 and the capacitor C26 are 15uF, the model of the inductor L4 is WPN201610MR47MT, and the model of the voltage chip U6 is not limited to the ETA3410 or the ETA 1093.
As shown in fig. 4, the display screen includes: the backlight end LED + of the display screen module U11 is connected with the collector of a triode Q3, the base of a triode Q3 is connected with the backlight control end of the controller, the emitter of the triode Q3 is respectively connected with the first end of a resistor R33, the collector of a triode Q1 and a second power supply, the second end of a resistor R33 is respectively connected with the first end of a resistor R32, the base of a triode Q1 and the base of a triode Q2, the second end of the resistor R32 is connected with the buzzer control end of the controller, the emitter of a triode Q1 is respectively connected with the emitter of the triode Q2 and the first end of a capacitor C11, the second end of the capacitor C11 is connected with the first end of a buzzer BELL, and the second end of the buzzer BELL is respectively connected with the collector of the triode Q1 and the power ground; the clock terminal SCLK of the display screen module U11 is connected with the clock output terminal of the controller, the data input terminal SDIN of the display screen module U11 is connected with the display data output terminal of the controller, the data command switching terminal D/C of the display screen module U11 is connected with the switching output terminal of the controller, the reset terminal REST of the display screen module U11 is connected with the display reset terminal of the controller, the chip selection terminal SCE of the display screen module U11 is connected with the display chip selection terminal of the controller, the ground terminal GND of the display screen module U11 is connected with the power ground, and the power terminal VCC of the display screen module U11 is connected with the second power supply. In this embodiment, the type of the transistor Q3 and the type of the transistor Q2 are 8550, the type of the transistor Q1 is 8050, the resistance values of the resistor R32 and the resistor R33 are 20 Ω, and the capacitance value of the capacitor C111 is 0.47 uF.
As shown in fig. 5, the button group includes: a first terminal of the ok button S1 is connected to power ground, a second terminal of the ok button S1 is connected to a first terminal of a resistor R45, and a second terminal of a resistor R45 is connected to a determination input of the controller; a first terminal of the cancel button S2 is connected to power ground, a second terminal of the cancel button S2 is connected to a first terminal of a resistor R46, and a second terminal of a resistor R46 is connected to a cancel input of the controller; a first terminal of the shift up button S3 is connected to power ground, a second terminal of the shift up button S3 is connected to a first terminal of a resistor R47, and a second terminal of a resistor R47 is connected to a shift up input terminal of the controller; a first terminal of the shift down button S4 is connected to power ground, a second terminal of the shift down button S4 is connected to a first terminal of a resistor R56, and a second terminal of a resistor R56 is connected to a shift down input terminal of the controller; a first terminal of the set button S5 is connected to power ground, a second terminal of the set button S5 is connected to a first terminal of a resistor R57, and a second terminal of the resistor R57 is connected to a set input of the controller. In this embodiment, the resistances of the resistor R45, the resistor R46, the resistor R47, the resistor R56, and the resistor R57 are 1K, and the controller may be an STM 32-series single chip microcomputer.
The invention also discloses a control method of the CDA shared document display terminal, which comprises the following steps:
s1, turning on the power supply of the CDA shared document display terminal: the button switch SW is closed, so that the voltage chip U6 can work;
s2, the controller checks whether the input power-on password is consistent with the preset power-on password:
if the startup password input through the button group is consistent with the preset startup password, the controller is started;
if the startup password input through the button group is inconsistent with the preset startup password, the controller waits for startup;
and S3, the controller displays the CDA shared document requested by the cloud server on a display screen for an operator to browse.
In a preferred embodiment of the present invention, step S2 includes the following steps:
s21, the controller sends a data transceiver module initialization command to the data transceiver module, and after the data transceiver module is initialized, the controller sends a power-on password request to the cloud server through the data transceiver module;
s22, the cloud server performs hash operation on the ID and the request time of the display terminal to obtain a boot password of the display terminal; the method for calculating the boot password comprises the following steps:
Qboot password=INTm(HASH<SID&stime>),
Wherein S isIDID, s representing display terminaltimePresentation display terminal SIDThe requested on-time of (c) is,&a connection character is represented by a character string,HASH<>representing a hashing algorithm using MD5 or SHA256, INTm() The m bits before the result is obtained are shown, generally m is 4-8, and the more the number of the bits is, the higher the safety is.
And S23, the cloud server sends the boot password to the controller and the operator, and the controller covers the received boot password with the last received boot password to serve as the preset boot password. In this embodiment, the display terminal S is bound to the cloud serverIDAnd the cloud server sends the starting password to an operator through the mobile phone number or the mail address.
As shown in fig. 7 to 10, the present invention discloses a health medical big data quality control system based on CDA shared document, which comprises on a cloud server:
the CDA shared document acquisition module is used for acquiring and discovering regional medical big data and mining related CDA shared documents, selecting a plurality of CDA shared documents of a medical service organization as samples in the regional medical big data, developing data acquisition and discovery by utilizing a rule engine and big data calculation technology and using generalized big data inspection rules, randomly selecting a plurality of experimental results to extract data, and verifying the accuracy in the data acquisition process;
the type matching module is used for acquiring type data of regional medical big data, comparing all the acquired CDA shared documents, and eliminating null data and redundant data so as to clean redundant data in all the CDA shared documents; removing data according to standard information in the CDA shared document, wherein the standard information is defined by removing case data which do not conform to the character type, the character format and the character length in the CDA shared document; when logic language order errors occur in the process of removing the CDA shared document, deletion operation is carried out according to a logic judgment principle, data selection and optimization are carried out on the content vacancies in the CDA shared document, a removing mode is adopted for the CDA shared document aiming at the main data deletion, if the main data deletion is carried out, a retaining mode is adopted for the CDA shared document, the data rationality is screened and removed,
when any node applies for access to regional medical big data, after verification, the CDA shared document performs data matching and obtaining operation according to matching definition carried by a type matching module, if the type matching operation is performed for the first time, a first type module is selected, and if the type matching operation is not performed for the first time, a second type module is performed;
the first type module is used for sending type matching data to the CDA shared document in a traversal mode, tracking and recording corresponding matching information and data position information in the sent type matching module, screening out type matching records, and performing type storage on the type matching records;
the CDA shared document transmits type matching information according to the type matching records, the type matching information sets and matches CDA shared document classification information, the information is backed up into the type matching module while the type matching information is transmitted, and alternative type matching data is formed on the data passing through the set information length and the case classification information; calculating a reasonable display threshold value for the classified CDA shared documents, if the CDA shared documents are screened by the type matching module and are more than or equal to the reasonable display threshold value, indicating that the displayed CDA shared documents meet the requirements, deleting redundant matching data in the type matching module, if the CDA shared documents are screened by the type matching module and are less than the reasonable display threshold value, continuously requesting the CDA shared documents from regional medical big data, and performing matching again by the type matching module until the CDA shared documents reach the reasonable display threshold value, wherein in the second type matching and the later matching, the corresponding first type matching and the second type matching are accumulated to reach the reasonable display threshold value.
The blank data is only filled with any one of name information, gender information, birth information and identification number information; the redundant data is any filled-in name information, gender information, birth information and identification number information which are misplaced, or information which is not matched with identity information in a case, or information which is not matched with disease relevance in a case, such as: the male disease condition characteristics filled in by the female data and the female disease condition characteristics filled in by the male data.
For character types, if the characters are in a digital form, the characters must be half angles and cannot be full angles; the character format can not be Chinese if the character format is Arabic numerals, and if the length of the character is specified to be 18, the character format is information which does not accord with the standard if the length is less than or more than the corresponding length;
the logic judgment principle is that when the logical errors occur before and after the hospital entrance and exit time, the corresponding case is deleted, the hospital entrance and exit time is not consistent with the actual number of hospitalization days, the total cost of hospitalization is not consistent with the sum of the individual costs, the birth date is not consistent with the filling age, and the logical contradiction occurs before and after the illness index;
the main data are medical record abstract, admission evaluation, nursing plan, admission record, discharge record, hospitalization advice and discharge summary; the secondary data is general nursing records, first disease course records, daily disease course records and superior physician ward round records;
data reasonableness includes: cases with age less than 50 include senile diseases, cases with age over 120 include young diseases, no outpatient medical history, no shift cases, no treatment record;
after the primary screening, the data type matching can be carried out on the CDA shared document, and conditions are provided for further screening of the shared document.
The CDA shared document screening module is used for screening the data in the type matching module, extracting and converting the CDA shared document, performing secondary screening on the CDA shared document through a type data model, and extracting and converting the document for data safety early warning;
the hospitalization medical record screening module is used for screening the basic information of the case in the CDA shared document, determining the text type information, the character type information and the mixed type information of the case, determining the diagnosis and treatment information after the screening of the three information, determining the character type information and the mixed type information of the diagnosis and treatment,
determining hospitalization cost information, and determining hospitalization character type information, wherein the information is recorded for total hospitalization cost and can only be numbers, if the information contains Chinese characters or is empty, the information is not matched, the cost is accumulated to be total cost, and if the total cost is not matched with the accumulated cost, the information is not matched; if the payment mode record information exceeds a preset range or is empty, the payment mode record information is not matched;
the hospital medical advice screening module is used for screening the basic information of the medical advice in the CDA shared document and determining the basic information of the medical advice and the information of the medical advice;
the western medicine prescription screening module is used for screening the Chinese and western medicine prescription information of the CDA shared document to determine the information content of the prescription;
the case text type information is: whether the name is Chinese, the surname is null or the number is not matched in the case; determining gender, exceeding a value range or being a null mismatch; the case character type information is: determining that the age can only be a number, empty or not matched with Chinese characters; determining admission routes, not matching for exceeding a value range or being empty; determining the admission time, which can only be a number, exceeds a specified length, contains Chinese and English or is empty and is not matched; determining the discharge time, wherein the discharge time exceeds a specified length, contains Chinese English or is not matched with empty, and the discharge time is not matched with the discharge time earlier than the admission time; determining the actual number of hospitalization days, which can only be a number, Chinese or null mismatching; the case mixed type information is: the identification number is determined to be only a number or a letter with the last digit being 'X', and the number is more than 18 digits or is empty and not matched; determining the occupation type, and determining that the occupation type is empty or unqualified when the occupation type exceeds a selected value range;
the diagnosis and treatment character type information comprises: whether the hospitalization condition record information exceeds a diagnosis and treatment condition value range or is empty and is not matched, whether the medicine allergy record information exceeds a diagnosis and treatment medicine allergy value range or is empty and is not matched, whether the blood type record information exceeds a blood type value range or is empty and is not matched, whether the case quality record information exceeds a diagnosis and treatment case value range or is empty and is not matched, and whether the leaving-from-the-hospital mode record information exceeds a diagnosis and treatment leaving value range or is empty and is not matched; the diagnosis and treatment mixed type information comprises: if the recorded information of the outpatient and emergency diagnoses is empty or exceeds the standard range, the information is not matched, whether the disease codes are preset code information or not, if the information exceeds the corresponding value range, the information is not matched,
wherein the basic information of the medical advice is as follows: the medical advice text type information judges whether name information is Chinese characters, the name information is not matched when the name is empty or the number information is not matched, the name information is judged whether the name of the medical institution is Chinese characters, the name information is not matched when the name of the medical institution is empty or the number information is character information, the name information is not matched when the name of the medical institution is character information, the name information is judged whether gender is in accordance with a preset range or not in the medical advice text type information, the name information is not matched if the name is empty or the preset range is not selected, the name information is judged whether the age is in accordance with the preset range or not, the name information is not matched if the name is not the number information or the name is not matched if the name is empty or the name is the character information, the name information is not matched, the name information is judged whether the name is not matched if the name is empty or the name is the character information, the name information is not matched if the name is empty or the name is, judging the date and time of the ending of the order plan, and if the ending time is not a number or exceeds a specified length or comprises Chinese, judging that the date and time are not matched; judging department record information in the medical advice mixed information, if the personnel identity information and the department do not accord with the viewing logic, namely, the male personnel are in the female department and the female personnel are in the male department, the record information is not matched, when judging the medical advice item content, the record information is not matched if the record information is empty, and when judging the medical advice remark information, if the record information does not contain dosage, the administration mode, the administration route and the administration frequency are not matched;
wherein the western medicine prescription information is as follows: the western medicine character type information and the western medicine mixed type information are used for judging the date for opening the western medicine prescription, wherein the date can only be a number, the date is not matched when the date exceeds a specified length or contains characters or is empty, the western medicine prescription drug amount information can only be a number, the date contains Chinese characters or is empty, the date is not matched when the date exceeds the specified length or contains characters or is empty, the western medicine prescription effective days can only be a number, the western medicine mixed type information judges the name of the drug, if the date is empty, the name of the drug is not matched, the disease diagnosis code is judged, the date can only be a number, if the date is a Chinese character or exceeds a value range, the name is not matched, the usage path record of the drug is judged, the name; judging the dosage of the medicine, wherein the dosage should be a number and a letter, if the dosage is empty, the dosage is not matched, judging the prescription administration, if the dosage is empty, the dosage is not matched, judging the dosage is empty, if the dosage is not matched, judging the dosage is empty, judging the dosage is not matched, judging the dosage is a code of the medicine trial product, the dosage is a number and a letter, and if the dosage is empty;
after the CDA shared document is screened, case information required in the health medical big data can be acquired, invalid information is deleted, so that the effectiveness of the data is improved, effective information is extracted from the shared document, effective preorders are provided for data safety management, and data screening optimization in the modules needs to be performed according to the sequence of corresponding modules, so that the data screening optimization is completed.
And the data quality control module is used for developing CDA shared document data quality control evaluation on the constructed document indexes and evaluation models according to the regional medical big data screened by the CDA shared document screening module, comparing the evaluation result with the historical evaluation result and verifying the safety effectiveness and the rationality of the CDA shared document data.
Storing the screened CDA shared document, starting a data security working process, wherein invalid data still exist after the CDA shared document is obtained and screened, and the invalid data can cause data query deviation and data redundancy for the CDA shared document;
establishing a CDA shared document acquisition vector as X ═ X1,x2,…,xiY ═ Y and CDA shared document acquisition time vector1,y2,…,yjX is the obtained and screened CDA shared document, i is a document ID, y is time data, and j is a timestamp;
discretizing the screened CDA shared document to form the CDA shared document with N time periods, namely { x1,x2}→{y1},{x3,x4,x5}→{y2},…,{xi-2,xi-1,xi}→{yj}; performing corresponding operation according to the actual CDA shared document acquisition time and the time vector, wherein corresponding data have randomness;
for the CDA shared document in the time period T, after discretization, the evaluation attribute function of the CDA shared document data in any two time periods meets the following conditions:
Figure BDA0002450556930000181
c is a shared document attribute value,
Figure BDA0002450556930000182
is xiThe conditional probability product of (C) and the shared document attribute value C,
Figure BDA0002450556930000183
is yjThe conditional probability product of (C) and the shared document attribute value C,
Figure BDA0002450556930000184
for sharing document attribute value CiAnd yjSumming the shared document and the time data;
the CDA shared document conforming to the CDA shared document data evaluation attribute function establishes an evaluation weight matrix according to the safety early warning requirement:
Figure BDA0002450556930000185
Oi,jsharing the number of documents in the document for the CDA; pi,jNumber of documents in the document that are invalid for CDA sharing; qi,jThe number of documents in the CDA shared document which need to be evaluated by the evaluation attribute function is determined; countuThe subscript u in (1) represents the score of the weight matrix, S is the total CDA shared documents, σ2Is a preference coefficient, and λ is an adjustment coefficient;
and evaluating the CDA shared document according to the evaluation weight matrix, decomposing invalid and redundant information in the CDA shared document, and better conforming to preference data in the health and medical big data to form a big data safety prediction mechanism.
As shown in fig. 8 and fig. 9, the whole data collection and exchange process is described below from three parts of a medical institution side, a lower-level health information platform and an upper-level regional health information platform:
medical institution end: in order to realize the acquisition of medical and health data, a medical institution end provides a data acquisition front-end interface of an electronic medical record, a health file and a statistical index, and the interface comprises the capabilities of regularly acquiring a health CDA shared document, protocol and code conversion, shared document submission and history archiving. The interface uses a timing task mechanism, can realize acquisition and standardized conversion of hospital service data at fixed point and timing according to needs, generates a shared document, submits the shared document to a shared document registration interface of a specified health file, an electronic medical record and a statistical index through a safe HTTPS protocol, and stores the shared document in a shared document historical library according to an interface return value for checking and querying.
A lower-level health information platform: the platform is used as a primary data center directly associated with a medical institution, and plays a role in starting and stopping. The medical ESB service bus is mainly deployed on a lower-level regional health information platform, and the medical ESB service bus is used for receiving shared document data sent by front-end interfaces of various medical health institutions through a shared document related registration service interface for registering and issuing health files/electronic medical records/statistical indexes through the platform; providing a PIX registration service for registering and retrieving patient essential information; and meanwhile, providing a data analysis service for analyzing and checking the CDA data and generating a resource library and a quality control library of health files, electronic medical records and statistical indexes.
And (4) safety guarantee: the shared document registration service interface is transmitted based on an HTTPS protocol so as to ensure the data security, and meanwhile, the anti-tampering of the data can be ensured by means of CA data signature.
Document verification: after receiving the CDA document, the registration service interface verifies the format of the CDA document through an XSD file provided in the specification, if the verification is successful, the document is stored in a shared document library, and if the verification is failed, failure information is returned for a medical institution end to correct and perfect the shared document.
Data analysis, verification, storage and quality control: after the shared document is stored, the document analysis service analyzes and verifies the stored document, and the analyzed health file, electronic medical record or statistical index data are stored in a corresponding resource library to form resource data which can be shared, used and processed. If the shared document data is analyzed, the document is found to have wrong or inaccurate data, and the document is stored into a quality control library so as to be monitored and corrected, and the data quality is improved.
Upper regional health information platform: the system bears the responsibility of data collection and integration of all node platforms and related medical institutions, and provides cross-region and cross-medical institution data sharing, interconnection and intercommunication and service cooperation in the range of all data acquisition nodes. On the basis that the lower-level sanitary information platform finishes data acquisition and forms a core database, the upper-level regional sanitary information platform realizes centralized storage of data from each lower-level sanitary information platform to the upper-level sanitary information data platform by means of data compression, batch submission and other technical means and a customizable synchronization mechanism.
As shown in fig. 10, the service system at the healthcare institution side, as a data source of the regional health information platform, is a front end of data extraction, cleaning and CDA shared document conversion; the regional health information platform of the lower-level data center is used as a secondary platform for integrating all medical institutions in the jurisdiction and is used for carrying out data verification, cleaning and structured storage on the electronic medical records, health files and statistical index data converted and transmitted in a CDA (content description association) shared document mode; and the upper-level regional health information platform collects data of all the district and county platforms and provides a whole big data sharing and interconnection center.
(1) Reference to literature: further collecting relevant document data related to the invention such as data quality management, large data quality monitoring, regional CDA shared document current situation, CDA shared document conversion transmission and the like;
(2) and (3) analysis and finishing: on the basis of comprehensively reading various documents and texts, carrying out theoretical analysis, and constructing key indexes, requirements and related evaluation models of regional medical big data quality monitoring by using an analytic hierarchy process; a big data inspection design scheme is provided;
(3) constructing a data model: analyzing data models of all medical service institutions in the region, and establishing a regional medical big data ontology model by comprehensively using an ontology theory, a metadata model and a multi-source heterogeneous data integration means;
(4) and (3) perfecting various models: medical experts and management experts of medical service institutions in consultation areas are improved, and key indexes, evaluation models and big data ontology models are improved;
(5) and (3) data analysis: on the basis of the original data of each medical service organization in the existing region, counting the number and the types of errors of the data, analyzing the reasons of the errors and inducing a big data inspection rule set;
(6) and (3) system verification: utilizing a data integration technology, and attempting extraction and conversion of regional medical big data by using the established big data ontology model; and (3) by utilizing a big data technology, trying to find and alarm data errors and evaluate the quality of the existing data by using the established big data quality key indexes, evaluation models and big data inspection rule sets, and performing correlation comparison with the current business situation and historical evaluation results of each medical service organization.
TABLE 1 quality control Standard with big data as core
Figure BDA0002450556930000211
Figure BDA0002450556930000221
TABLE 2 data quality evaluation criteria
Figure BDA0002450556930000222
Figure BDA0002450556930000231
Figure BDA0002450556930000241
The invention has the beneficial effects that:
1. the invention realizes the safety early warning process of cleaning, converting, transmitting, verifying and analyzing the medical health data based on the CDA shared document;
2. an application and popularization system for realizing a data acquisition mechanism based on the extended shared document specification and realizing data quality control;
3. the macro key indexes of the regional medical big data quality monitoring are the macro reaction of the daily work quality of the medical service institution, and the macro key indexes of the regional medical big data quality are the system engineering which is analyzed, sorted and summarized to meet the quality management requirements of the medical big data and meet the data safety standard of the medical industry;
4. according to the safety early warning model of regional medical characteristics, regional medical service data need be with the help of unified data model and description language, accomplish data conversion, just can serve big data analysis and use, and the analysis sums up and consults the domain expert and establish the data inspection rule set that had both satisfied medical management needs, had monitored common mistake to regional medical big data quality: the regional medical treatment work business is complex, the links are numerous, the safety problem of data is generated, common errors are analyzed, counted and summarized due to different acquisition channels, and a data inspection rule which is suitable for complex business logic and complete and easy to expand is established, so that a big data processing implementation scheme which is suitable for the regional medical treatment big data quality monitoring requirement is realized. A feasible and reliable regional medical big data processing implementation scheme which not only meets the medical big data quality monitoring requirement is established.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A CDA shared document-based health medical big data quality control system is characterized by comprising:
the CDA shared document acquisition module is used for mining CDA shared documents from regional medical big data, selecting a plurality of CDA shared documents as samples, developing data acquisition findings by using a rule engine, and selecting a plurality of acquired CDA shared documents;
the CDA shared document screening module is used for screening the data in the CDA shared document acquisition module, carrying out secondary screening on the CDA shared document through the CDA shared document acquisition module, and extracting and converting the document for data quality control;
the data quality control module is used for performing data quality control on the regional medical big data screened by the CDA shared document screening module, performing quality control on the constructed CDA shared document through an evaluation function, setting a screening threshold value of the CDA shared document, and verifying the safety validity and rationality of the CDA shared document data;
and a data security early warning module, the data security early warning module comprising:
establishing a CDA shared document acquisition vector as X ═ X1,x2,…,xiY ═ Y and CDA shared document acquisition time vector1,y2,…,yjX is the obtained and screened CDA shared document, i is a document ID, y is time data, and j is a timestamp;
discretizing the screened CDA shared document to form the CDA shared document with N time periods, namely { x1,x2}→{y1},{x3,x4,x5}→{y2},…,{xi-2,xi-1,xi}→{yj}; performing corresponding operation according to the actual CDA shared document acquisition time and the time vector, wherein corresponding data have randomness;
for the CDA shared document in the time period T, after discretization, the evaluation attribute function of the CDA shared document data in any two time periods meets the following conditions:
Figure FDA0002938002370000011
c is a shared document attribute value,
Figure FDA0002938002370000012
is xiThe conditional probability product of (C) and the shared document attribute value C,
Figure FDA0002938002370000021
is yjThe conditional probability product of (C) and the shared document attribute value C,
Figure FDA0002938002370000022
for sharing document attribute value CiAnd yjSumming the shared document and the time data;
establishing an evaluation screening threshold value for the CDA shared document according to the safety early warning requirement, wherein the CDA shared document accords with the CDA shared document data evaluation attribute function:
Figure FDA0002938002370000023
Oi,jsharing the number of documents in the document for the CDA; pi,jNumber of documents in the document that are invalid for CDA sharing; qi,jThe number of documents in the CDA shared document which need to be evaluated by the evaluation attribute function is determined; countuThe subscript u in (1) represents the score of the weight matrix, S is the total CDA shared documents, σ2To be a preference coefficient, λ is an adjustment coefficient.
2. The CDA shared document based healthcare big data quality control system according to claim 1, wherein the CDA shared document acquisition module comprises:
the type matching module is used for acquiring type data of regional medical big data, comparing all the acquired CDA shared documents, and eliminating null data and redundant data so as to clean redundant data in all the CDA shared documents; removing data according to standard information in the CDA shared document, wherein the standard information is defined by removing case data which do not conform to the character type, the character format and the character length in the CDA shared document; when a logic language sequence error occurs in the CDA shared document elimination process, deleting operation is carried out according to a logic judgment principle, data selection optimization is carried out on the content vacancy in the CDA shared document, an elimination mode is adopted for the CDA shared document aiming at the main data deficiency, a retention mode is adopted for the CDA shared document if the main data deficiency occurs, and screening elimination is carried out on the data rationality.
3. The system for quality control of health medical big data based on CDA shared document according to claim 1, wherein the CDA shared document acquisition module further comprises:
the first type module is used for sending type matching data to the CDA shared document in a traversal mode, tracking and recording corresponding matching information and data position information in the sent type matching module, screening out type matching records, and performing type storage on the type matching records;
the CDA shared document transmits type matching information according to the type matching records, the type matching information sets and matches CDA shared document classification information, the information is backed up into the type matching module while the type matching information is transmitted, and alternative type matching data is formed on the data passing through the set information length and the case classification information; and calculating a reasonable display threshold value for the classified CDA shared documents, if the CDA shared documents are screened by the type matching module and are more than or equal to the reasonable display threshold value, indicating that the displayed CDA shared documents meet the requirements, deleting redundant matching data in the type matching module, and if the CDA shared documents are screened by the type matching module and are less than the reasonable display threshold value, continuously requesting the CDA shared documents from regional medical big data, and performing matching again by the type matching module until the CDA shared documents reach the reasonable display threshold value.
4. The CDA shared document based healthcare big data quality control system according to claim 1, wherein the CDA shared document screening module comprises:
the hospital medical record screening module is used for screening the basic information of the case in the CDA shared document, determining the text type information, the character type information and the mixed type information of the case, determining the diagnosis and treatment information and determining the character type information and the mixed type information of the diagnosis and treatment after the three items of information are screened.
5. The system for quality control of health care big data based on CDA shared documents as claimed in claim 1, wherein the CDA shared document filtering module further comprises:
the hospital medical advice screening module is used for screening the basic information of the medical advice in the CDA shared document and determining the basic information of the medical advice and the information of the medical advice;
the CDA shared document screening module further comprises:
and the western medicine prescription screening module is used for screening the Chinese and western medicine prescription information of the CDA shared document and determining the information content of the prescription.
6. The CDA shared document based healthcare big data quality control system according to claim 1, further comprising:
the CDA shares the content of the security early warning in the document: the hospital extracts and pushes data from the screened CDA shared document to the server side, the data cleaning side cleans original data into clean and standard data, then the data are packaged according to the requirement of the CDA shared document, the platform integration side analyzes the packaged data to the electronic medical record database, and BI design, retrieval and display are carried out according to each theme domain mode for further use and analysis.
7. The CDA shared document based healthcare big data quality control system according to claim 1, further comprising:
for the CDA shared document quality control mode: a plurality of fields which are not in the empty project and are subjected to error reporting and combing are technical indispensable fields, if null values appear, a technical indispensable mechanism is started, and the document is refused to be received; if the technical mandatory item is not empty, the platform receives the document; the field of the combed limited threshold value is a service mandatory field; checking the value range: checking whether the data type, format and length filling are correct or not for fields with value range requirements; and (3) logical contradiction checking: monitoring the logic content of the mandatory field; the relevance is not consistent: the logic content of the necessary field is monitored in a key mode, and if the name of the operation occurs, the medical record of the patient must contain hand anesthesia records and operation informed consent; if the existing examination and inspection cost exists and an examination and inspection report is absent in the major medical record, the relevance does not conform to the error report; semantic parsing: and carrying out random spot check through background program monitoring.
8. A CDA shared document display terminal of a health and medical care big data quality control system based on a CDA shared document according to any one of claims 1 to 7, comprising a handheld casing, wherein a display screen mounting seat for fixedly mounting a display screen and a button group mounting seat for fixedly mounting a button group are arranged on the handheld casing, the display screen is fixedly mounted on the display screen mounting seat, the button group is fixedly mounted on the button group mounting seat, a PCB mounting seat for fixedly mounting a PCB is arranged in the handheld casing, the PCB is fixedly mounted on the PCB mounting seat, and a controller, a data transceiver module and a power supply module are arranged on the PCB;
the data transceiving end of the data transceiving module is connected with the data transceiving end of the controller, the display data end of the controller is connected with the display data end of the display screen, the signal output end of the button group is connected with the signal input end of the button group of the controller, and the power supply output end of the power supply module is respectively connected with the data transceiving module, the display screen, the controller and the power supply input end of the button group to supply power to the data transceiving module, the display screen, the controller and the button group;
the CDA sharing document data display system further comprises a cloud server, the CDA sharing document sent by the cloud server is received through the data receiving and sending module, and the CDA sharing document data information sent by the cloud server is displayed on the display screen.
9. The CDA shared document display terminal of the CDA shared document based health medical care big data quality control system, according to claim 8, wherein the data transceiver module comprises: a radio frequency antenna terminal of the radio frequency CHIP U1 is respectively connected with a first terminal of a capacitor C7 and a first terminal of an inductor L2, a second terminal of the inductor L2 is connected with a power ground, a second terminal of a capacitor C7 is respectively connected with a first terminal of an inductor L1 and an antenna ANT, a second terminal of an inductor L1 is connected with the power ground, a power amplifier power supply terminal VDD3P3 of the radio frequency CHIP U1 is respectively connected with a first terminal of a capacitor C8, a first terminal of a capacitor C9 and a first power supply, a second terminal of a capacitor C8 and a second terminal of a capacitor C9 are respectively connected with the power ground, an enable terminal CHIP _ EN of the radio frequency CHIP U1 is connected with a first terminal of a resistor R27, a second terminal of a resistor R27 is connected with an enable output terminal of a controller, a sleep wake-up terminal XPD _ DCDC of the radio frequency CHIP U1 is connected with a first terminal of a resistor R3, a second terminal of the resistor R3 is connected with a sleep output terminal of the controller, a wake-up terminal of the radio frequency CHIP 1 is respectively connected with a, the second end of the capacitor C11 is connected with a power ground, the data terminal MTDO of the rf chip U1 is respectively connected with the first end of the resistor R5 and the first data end of the controller, the second end of the resistor R5 is connected with the power ground, the data terminal GPIO2 of the rf chip U1 is respectively connected with the first end of the resistor R6 and the second data end of the controller, the second end of the resistor R6 is connected with the first power supply, the data terminal GPIO0 of the rf chip U1 is respectively connected with the first end of the resistor R4 and the third data end of the controller, the second end of the resistor R4 is connected with the first power supply, the programming receiving terminal U0 rxrxd of the rf chip U1 is connected with the programming transmitting terminal of the controller, the transmitting terminal U0TXD of the rf chip U1 is connected with the programming receiving terminal of the controller, the crystal terminal XTAL _ OUT of the rf chip U1 is respectively connected with the first end of the capacitor C2 and the first terminal X1, the crystal terminal X1 of the crystal terminal X1 is respectively connected with the second terminal XTAL _ IN of the capacitor C2 and the second terminal of the crystal oscillator X1, a second terminal of the capacitor C1 and a second terminal of the capacitor C2 are respectively connected to a power ground, an analog power supply terminal VDDD of the rf chip U1 and an analog power supply terminal VDDA of the rf chip U1 are respectively connected to a first terminal of the capacitor C3, a first terminal of the capacitor C4, a first terminal of the capacitor C5 and a first terminal of the first power supply, a second terminal of the capacitor C3, a second terminal of the capacitor C4 and a second terminal of the capacitor C5 are respectively connected to the power ground, a reset terminal EXT _ RSTB of the rf chip U1 is respectively connected to a first terminal of the resistor R1, a first terminal of the capacitor C6 and a reset output terminal of the controller, a second terminal of the resistor R1 is connected to the first power supply, and a second terminal of the capacitor C6 is connected to the power ground.
10. The CDA shared document display terminal of the CDA shared document based health care big data quality control system according to claim 8, wherein the power supply module comprises: a power supply terminal PVIN of the voltage chip U6 and a power supply terminal AVIN of the voltage chip U6 are respectively connected to a first terminal of the push button switch SW, a first terminal of the capacitor C21, a first terminal of the capacitor C27 and an anode of the lithium battery BAT, a cathode of the lithium battery BAT is connected to a power ground, a second terminal of the push button switch SW is connected to an enable terminal EN of the voltage chip U6, a second terminal of the capacitor C21 and a second terminal of the capacitor C27 are respectively connected to a power ground, a MODE terminal MODE of the voltage chip U6 is connected to the power ground, a power ground PGND of the voltage chip U6 and a power ground AGND of the voltage chip U6 are respectively connected to the power ground, a feedback terminal FB of the voltage chip U6 is respectively connected to a first terminal of the resistor R28 and a first terminal of the resistor R29, a second terminal of the resistor R29 is connected to the power ground, a second terminal 68692 is respectively connected to a first terminal of the inductor L8, a first terminal of the capacitor C26, and a second terminal of the inductor SW 3673727, the second terminal of the capacitor C19 and the second terminal of the capacitor C26 are connected to power ground, respectively.
11. The CDA shared document display terminal of the CDA shared document based health care big data quality control system of claim 8, wherein the display screen comprises: the backlight end LED + of the display screen module U11 is connected with the collector of a triode Q3, the base of a triode Q3 is connected with the backlight control end of the controller, the emitter of the triode Q3 is respectively connected with the first end of a resistor R33, the collector of a triode Q1 and a second power supply, the second end of a resistor R33 is respectively connected with the first end of a resistor R32, the base of a triode Q1 and the base of a triode Q2, the second end of the resistor R32 is connected with the buzzer control end of the controller, the emitter of a triode Q1 is respectively connected with the emitter of the triode Q2 and the first end of a capacitor C11, the second end of the capacitor C11 is connected with the first end of a buzzer BELL, and the second end of the buzzer BELL is respectively connected with the collector of the triode Q1 and the power ground; the clock terminal SCLK of the display screen module U11 is connected with the clock output terminal of the controller, the data input terminal SDIN of the display screen module U11 is connected with the display data output terminal of the controller, the data command switching terminal D/C of the display screen module U11 is connected with the switching output terminal of the controller, the reset terminal REST of the display screen module U11 is connected with the display reset terminal of the controller, the chip selection terminal SCE of the display screen module U11 is connected with the display chip selection terminal of the controller, the ground terminal GND of the display screen module U11 is connected with the power ground, and the power terminal VCC of the display screen module U11 is connected with the second power supply.
12. The CDA shared document display terminal of the CDA shared document based health care big data quality control system, according to claim 8, wherein the button group comprises: a first terminal of the ok button S1 is connected to power ground, a second terminal of the ok button S1 is connected to a first terminal of a resistor R45, and a second terminal of a resistor R45 is connected to a determination input of the controller; a first terminal of the cancel button S2 is connected to power ground, a second terminal of the cancel button S2 is connected to a first terminal of a resistor R46, and a second terminal of a resistor R46 is connected to a cancel input of the controller; a first terminal of the shift up button S3 is connected to power ground, a second terminal of the shift up button S3 is connected to a first terminal of a resistor R47, and a second terminal of a resistor R47 is connected to a shift up input terminal of the controller; a first terminal of the shift down button S4 is connected to power ground, a second terminal of the shift down button S4 is connected to a first terminal of a resistor R56, and a second terminal of a resistor R56 is connected to a shift down input terminal of the controller; a first terminal of the set button S5 is connected to power ground, a second terminal of the set button S5 is connected to a first terminal of a resistor R57, and a second terminal of the resistor R57 is connected to a set input of the controller.
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