WO2014196087A1 - 診療プロセス分析システム - Google Patents
診療プロセス分析システム Download PDFInfo
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- WO2014196087A1 WO2014196087A1 PCT/JP2013/067759 JP2013067759W WO2014196087A1 WO 2014196087 A1 WO2014196087 A1 WO 2014196087A1 JP 2013067759 W JP2013067759 W JP 2013067759W WO 2014196087 A1 WO2014196087 A1 WO 2014196087A1
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- 238000000034 method Methods 0.000 title claims abstract description 120
- 238000004458 analytical method Methods 0.000 title claims description 42
- 238000011156 evaluation Methods 0.000 claims abstract description 24
- 238000000605 extraction Methods 0.000 claims abstract description 21
- 238000000968 medical method and process Methods 0.000 claims description 54
- 238000004364 calculation method Methods 0.000 claims description 32
- 238000012545 processing Methods 0.000 claims description 21
- 239000000284 extract Substances 0.000 claims description 9
- 230000006866 deterioration Effects 0.000 claims description 6
- 238000011160 research Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000013075 data extraction Methods 0.000 description 7
- 201000010099 disease Diseases 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 201000007270 liver cancer Diseases 0.000 description 4
- 208000014018 liver neoplasm Diseases 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 229940079593 drug Drugs 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000007721 medicinal effect Effects 0.000 description 2
- 208000010125 myocardial infarction Diseases 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001647 drug administration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 206010073071 hepatocellular carcinoma Diseases 0.000 description 1
- 231100000844 hepatocellular carcinoma Toxicity 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/22—Social work or social welfare, e.g. community support activities or counselling services
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H40/00—ICT 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
- G16H40/20—ICT 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 management or administration of healthcare resources or facilities, e.g. managing hospital staff or surgery rooms
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H20/00—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
- G16H20/10—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/70—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for mining of medical data, e.g. analysing previous cases of other patients
Definitions
- the present invention relates to hospital information system technology in the medical field, and more particularly to a medical process analysis system.
- the environment surrounding medical care has changed greatly in recent years, such as the declining birthrate and aging population, and advances in medical technology.
- the global medical costs are increasing by 5% per year due to the super-aged population starting from the developed countries, and it is urgent to hold down the medical costs while maintaining the quality of life (QOL).
- QOL quality of life
- when evaluating the “value (effect)” of a clinical process it is desirable to track the entire process of the patient who performed the clinical process and evaluate the value at the cost of the entire process, rather than a simple price. It is rare.
- a medical process analysis system that analyzes the cost effectiveness of a medical process using a database that stores medical concept information and text data indicating clinical data and medical concepts, and includes an input unit, an output unit, a processing device, The input unit receives an input of the first medical process to be analyzed, and the processing device has a relationship indicating a relationship between different medical concepts with respect to the medical concept information of each data in the predefined clinical data.
- a medical knowledge extraction unit that extracts sex information from text data, an important process calculation unit that calculates the importance of clinical data using the relationship information, and a first medical process accepted by the input unit based on the importance
- the related process extraction unit that extracts the second medical process by eliminating the medical process that has a low relationship with the second medical process, and in the second medical process and the important process calculation unit Based on the calculated importance, a patient clustering unit that clusters patients of clinical data, and an evaluation index calculation that calculates the clinical index and the cost of the second medical care process for each patient group clustered by the patient clustering unit
- the output unit outputs the calculation result of the evaluation index calculation unit.
- FIG. 2 is a hardware configuration diagram for realizing the medical care process analysis system according to the present invention.
- the important process database 106 includes an external storage device 204 typified by an HDD (Hard Disk Drive) device.
- the external DB linkage unit 103, the important process calculation unit 104, the medical knowledge extraction unit 105, the related process extraction unit 107, the patient clustering unit 108, the evaluation index calculation unit 109, and the screen configuration processing unit 110 are a central processing unit.
- Various processes can be realized by developing and starting a predetermined program in the device 203, the memory 202, and the like.
- the input unit 111 can be realized by the keyboard 200, a mouse, or a pen tablet.
- the display unit 112 can be realized by a monitor using a display 201 such as a liquid crystal display or a CRT (Cathode-Ray Tube). Further, it may be output to a medium such as paper.
- a display 201 such as a liquid crystal display or a CRT (Cat
- Fig. 3 shows a flowchart showing the outline of this system.
- a medical process to be analyzed is input via the input unit 111 and the display unit 112 (S301).
- a medical process related to the medical process to be analyzed is extracted (S302).
- the importance of the clinical data is calculated using the data accumulated in the clinical database 102 (S303).
- the patients are clustered based on the related process extracted in S302 and the importance calculated in S303 (S304).
- an evaluation index also referred to as a clinical indicator or a quality indicator
- S303 may be performed before S304, or may be performed in advance before this processing.
- FIG. 4 shows an example of a screen displayed on the display unit 112 in S301 and S302.
- This screen includes a condition setting unit 401 and a processing result presentation unit 402.
- the condition setting unit 401 displays buttons (related data extraction button 4011, clustering button 4012, evaluation index calculation button 4013) for executing the processing unit of this system, and various conditions.
- FIG. 4 shows an example of a screen in S301.
- S302 When the related data extraction button 4011 is pressed, S302 starts.
- the clustering button 4012 is pressed, S304 starts.
- the evaluation index calculation button 4013 is pressed, the processing of S305 starts.
- the condition setting unit 401 of FIG. 4 necessary conditions are displayed on the related data extraction button 4011.
- Lipiodol and AICO are used as analysis processes (drugs) to be analyzed. These clinical processes are used as anticancer agents for the treatment of liver cancer, and users analyze their cost effectiveness.
- the processing result presentation unit 402 displays the result after the processing of S302 by pressing the related data extraction button 4011.
- the related process extraction means 107 extracts medical knowledge via the medical knowledge extraction means 105 (S3021 to S3023), and extracts related processes (S3024). Details will be described below.
- FIG. 6 is a screen example used in this embodiment. This is a screen used in S3021, and is an area for specifying a document DB to be processed by the program for the medical document stored in the medical document information DB 101 in the document DB specifying unit 601.
- the medical knowledge generation start button 602 is a button for starting processing of the program. When the medical knowledge generation start button 602 is clicked, the medical literature designated by the literature DB designation unit 601 is acquired from the medical literature information DB 101.
- FIG. 8 shows an example of medical literature, which is composed of a literature title 801, an issue date 802, an abstract 803, and a keyword 804. Similarly, the dictionary table shown in FIG. 7 and the literature rating table shown in FIG. 9 are acquired from the medical literature information DB 101.
- a medical term is extracted from the abstract of medical literature by the medical knowledge extraction means 105 based on the name 701 related to the disease name, technique, and index in the classification 702 (S3022).
- the underlined portion of the abstract 803 in FIG. 8 is an example of medical terms extracted based on the dictionary table in FIG.
- the medical knowledge extracting means 105 obtains the co-occurrence degree for the identification of the document rating from the keyword of the document information and the medical term, quantity, and time relation information extracted in S3022 (S3023).
- the co-occurrence degree of item A and item B is defined as the number of documents including item A and item B simultaneously.
- the co-occurrence degree and the rating result are registered in the medical knowledge management table on the memory shown in FIG.
- the related process of the input medical process to be analyzed is extracted by the related process extraction unit 107 based on the result of S3023 (co-occurrence degree of medical knowledge management table and literature rating) (S3024). For example, from the records of the medical knowledge management table, a record that matches the input medical process to be analyzed and the word 1 (or word 2) is extracted, and the medical knowledge management table having a high co-occurrence and literature rating is narrowed down. Extract.
- FIG. 13 shows an example of the patient table and clinical index table
- FIG. 14 shows an example of the implementation record table.
- the patient table has patient code, gender, age, disease name, hospital admission date (or outpatient consultation date if outpatient).
- the clinical index table is a table for managing clinical indices (also referred to as “clinical indicators” and “quality indicators”).
- the implementation record table is a table for managing the medical treatment process, and in this embodiment, a state in which Lipiodol is used for the patient P1 is shown.
- a patient who has undergone the medical care process and a patient who has not been subjected to the medical care process are extracted, and the difference in clinical index between the two groups is calculated (S3032).
- P1 which is a liver cancer patient and a lipiodol practitioner and P2 to P6 which are liver cancer patients and a lipiodol practitioner are extracted, and the difference in clinical index between the two groups is calculated.
- the calculation method may calculate the difference between the average values of the clinical indices between the two groups, or calculate the test result of the difference between the average values of the clinical indices between the two groups.
- the importance is calculated for each disease name / medical care process (S3033).
- the co-occurrence degree of the medical knowledge management table and the integrated value of the document rating are set as the importance.
- the value of the clinical index difference between the two groups calculated in S3032 is set as the importance.
- Clinically important clinical processes refer to clinical processes that have a significant impact on outcomes, such as mortality. For example, it is conceivable that the deterioration of clinical data is divided in advance and the importance is calculated based on this degree. In this manner, it is possible to control the calculation method of the importance and analyze the medical process corresponding to various analysis needs.
- the clustering accuracy can be improved, and it is possible to extract in a clinically divided group.
- a process related to a medical process to be analyzed and a patient who performs the medical process to be analyzed are extracted from the related data extraction unit (S3041).
- the importance of the medical process is extracted from the important process calculation unit (S3042).
- the importance of S3042 is added to the execution amount of the related process for each patient to be executed (S3043).
- implementation patients are clustered based on the integrated implementation amount as a result of S3043 (S3044).
- FIG. 16 shows an example of a screen on which the importance level calculation and the clustered result are displayed on the display unit 112 in S303 and S304.
- the clustering button 4012 When the clustering button 4012 is pressed, the processing of S303 and S304 is started.
- the condition setting unit 401 in FIG. 16 necessary conditions are displayed on the clustering button 4012, and the number of clusters in S304 is set.
- the number of clusters is four
- the processing result presenting unit 402 shows a state of dividing into four clusters (from pattern A to pattern D) as a result of S304. In this way, by accepting the input of the number of clusters, it is possible to control the clustering, adjust the scale of analysis in the relevance of the medical process, and meet various analytical needs of the medical process.
- patient clustering information is acquired from the patient clustering unit 108 (S3052).
- patients and medical processes belonging to the patterns A and D selected in FIG. 16 are extracted.
- an evaluation index is calculated for each patient clustering (S3053).
- the hospitalization days and the readmission rate are respectively calculated as average values for patients of pattern A and pattern D and displayed on the processing result presentation unit 402.
- the cost is calculated from the table of FIG. 14 for each patient's average value of the medical treatment process costs of pattern A and pattern D, and displayed on the processing result presentation unit 402.
- the processing result presentation unit 402 in FIG. 18 shows that the cost of Lipiodol is low, but the length of hospital stay and the readmission rate are high.
- the cost of AI Coal is high, it shows that hospital stay and readmission rate are low. Therefore, it can be seen that the use of AICO can reduce the number of hospital stays and the readmission rate, and can keep the total cost low.
- the present invention relates to hospital information system technology in the medical field, and is particularly useful as a technology for supporting medical process analysis.
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Abstract
Description
102 臨床データベース
103 外部DB連携部
104 重要プロセス算出部
105 医学知識抽出部
106 重要プロセスデータベース
107 関連プロセス抽出部
108 患者クラスタリング部
109 評価指標算出部
110 画面構成処理部
111 入力部
112 表示部
200 キーボード
201 液晶ディスプレイ
202 メモリ
203 中央処理装置
204 外部記憶装置
401 条件設定部
4011 関連データ抽出ボタン
4012 クラスタリングボタン
4013 評価指標算出ボタン
402 処理結果提示部
601 文献DB指定部
602 医学知識生成開始ボタン
701 名称
702 分類
801 文献タイトル
802 発行年月日
803 アブストラクト
804 キーワード
901 文献番号
902 文献格付け
Claims (6)
- 臨床データと医学的概念を示す医学概念情報とテキストデータと、を格納するデータベースを用いて診療プロセスの費用対効果を分析する診療プロセス分析システムであって、
入力部と出力部と処理装置と、を備え、
前記入力部は、分析対象の第1の診療プロセスの入力を受け付け、
前記処理装置は、
予め定義された前記臨床データにおける各データの前記医学的概念情報に関して、異なる医学概念間の関係性を示す関係性情報を前記テキストデータから抽出する医学知識抽出部と、
前記関係性情報を用いて前記臨床データの重要度を算出する重要プロセス算出部と、
前記重要度に基づいて、前記入力部で受け付けた前記第1の診療プロセスとの関連性が低い診療プロセスを排除し第2の診療プロセスを抽出する関連プロセス抽出部と、
前記第2の診療プロセスと前記重要プロセス算出部にて算出した重要度とに基づいて、前記臨床データの患者をクラスタリングする患者クラスタリング部と、
前記患者クラスタリング部にてクラスタされた患者群毎に、臨床指標と第2の診療プロセスのコストを算出する評価指標算出部と、を有し、
前記出力部は、前記評価指標算出部の算出結果を出力することを特徴とする診療プロセス分析システム。 - 請求項1に記載の診療プロセス分析システムにおいて、
前記関連プロセス抽出部は、
前記医学知識抽出部にて出力した医学概念間の関係性情報と予め定められた閾値とに基づいて、関連性が低い診療プロセスを排除することを特徴とする診療プロセスシステム。 - 請求項1に記載の診療プロセス分析システムにおいて、
前記重要プロセス算出部は、前記臨床指標の悪化の度合いである臨床指標悪化度を評価し、前記評価された臨床指標悪化度に基づいて重要度を算出することを特徴とする診療プロセス分析システム。 - 請求項1に記載の診療プロセス分析システムにおいて、
前記テキストデータは医学文献であり
前記医学知識抽出部は、前記医学文献が示す研究レベルからエビデンスレベルを抽出し、
前記前記重要プロセス算出部は、前記医学知識抽出部にて出力した医学概念間の共起度と前記エビデンスレベルに基づいて、前記臨床データの前記重要度を算出することを特徴とする診療プロセス分析システム。 - 請求項3に記載の診療プロセス分析システムにおいて、
前記重要プロセス算出部は、前記臨床指標悪化度を評価する際に、前記診療プロセス毎に、実施患者と未実施患者の2群を前記データベースから抽出し、前記抽出された2群間における前記臨床指標の差を算出し、前記算出された臨床指標の差に基づいて、前記臨床指標悪化度を評価することを特徴とする診療プロセス分析システム。 - 請求項1に記載の診療プロセス分析システムであって、
前記患者クラスタリング部は、前記クラスタリングする際のクラスタ数の入力を受け付け、前記受け付けたクラスタ数に基づいて前記臨床データの患者をクラスタリングすることを特徴とする診療プロセス分析システム。
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PCT/JP2013/067759 WO2014196087A1 (ja) | 2013-06-28 | 2013-06-28 | 診療プロセス分析システム |
JP2014522772A JP5891305B2 (ja) | 2013-06-28 | 2013-06-28 | 診療プロセス分析システム |
US14/376,629 US10395766B2 (en) | 2013-06-28 | 2013-06-28 | Diagnostic process analysis system |
EP13883850.3A EP3016060A4 (en) | 2013-06-28 | 2013-06-28 | SYSTEM FOR ANALYZING MEDICAL CARE PROCESSES |
CN201380004874.8A CN104395925B (zh) | 2013-06-28 | 2013-06-28 | 诊疗过程分析系统 |
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KR20180100621A (ko) * | 2016-01-15 | 2018-09-11 | 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 | 적층형 스토퍼를 갖는 의료용 전달 디바이스 |
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JP2018181105A (ja) * | 2017-04-18 | 2018-11-15 | キヤノンメディカルシステムズ株式会社 | 医用情報処理装置及び医用情報処理方法 |
JP2019185522A (ja) * | 2018-04-13 | 2019-10-24 | 株式会社日立製作所 | 分析システム及び分析方法 |
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JP7422651B2 (ja) | 2020-12-16 | 2024-01-26 | 株式会社日立製作所 | 情報処理システム及び選択支援方法 |
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Cited By (9)
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KR20180100621A (ko) * | 2016-01-15 | 2018-09-11 | 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 | 적층형 스토퍼를 갖는 의료용 전달 디바이스 |
KR102241903B1 (ko) | 2016-01-15 | 2021-04-16 | 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 | 적층형 스토퍼를 갖는 의료용 전달 디바이스 |
JP2018170004A (ja) * | 2017-03-30 | 2018-11-01 | 富士通株式会社 | 新規患者の挙動を予測するためのシステムおよび方法 |
JP2018181105A (ja) * | 2017-04-18 | 2018-11-15 | キヤノンメディカルシステムズ株式会社 | 医用情報処理装置及び医用情報処理方法 |
JP2019185522A (ja) * | 2018-04-13 | 2019-10-24 | 株式会社日立製作所 | 分析システム及び分析方法 |
WO2020054115A1 (ja) * | 2018-09-12 | 2020-03-19 | 株式会社日立製作所 | 分析システム及び分析方法 |
JP2021056568A (ja) * | 2019-09-27 | 2021-04-08 | 株式会社日立製作所 | 分析システム及び分析方法 |
JP7373958B2 (ja) | 2019-09-27 | 2023-11-06 | 株式会社日立製作所 | 分析システム及び分析方法 |
JP7422651B2 (ja) | 2020-12-16 | 2024-01-26 | 株式会社日立製作所 | 情報処理システム及び選択支援方法 |
Also Published As
Publication number | Publication date |
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CN104395925B (zh) | 2017-10-10 |
EP3016060A1 (en) | 2016-05-04 |
JP5891305B2 (ja) | 2016-03-22 |
JPWO2014196087A1 (ja) | 2017-02-23 |
US20150278459A1 (en) | 2015-10-01 |
US10395766B2 (en) | 2019-08-27 |
CN104395925A (zh) | 2015-03-04 |
EP3016060A4 (en) | 2016-05-18 |
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