1017 Proposal

Developing an Automated Evaluation System for Quality of Care by Concept Expansion enhancing MedLEE Present by Chen-Wei Yang 建立自動化醫療品質評估系統 : 利用搜尋概念延伸方法強化 MedLEE

Motivation ,[object Object],[object Object],[object Object]

Measures ,[object Object],[object Object],[object Object],[object Object]

System Framework DISCHARGE Free-text & digital value { Course, Present Illness, Discharge, Conclusion of ECHO} LAB Input Output How many patients care in the hospital satisfy the measure? Table : Medicine Complication Procedure UMLS thesaurus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],MedLEE parser

Methodology ,[object Object],[object Object],[object Object],[object Object]

Methodology(1)-certainty(negation) ,[object Object],[object Object],[object Object],[object Object]

Methodology(2)- concept query features not enough ,[object Object],[object Object],[object Object],[object Object]

certainty DISCHARGE(Training with reperfusion 230/281) Reperfusion Check Concept Search Edit Distance Comparison UMLS lexicon * Terms : { PTCA , t-PA , thrombolytic therapy , cardiac cath., POBAS} Build Feature set DISCHARGE(Testing) Reperfusion Check Concept Search Reweight ,[object Object],[object Object],[object Object],[object Object],High certainty --- Done Moderate certainty or no Certainty Decide threshold Undo MedLEE parser MedLEE parser

Result of training set ASPIRIN System Found actual Given Non-given -1 2 / 57 1 209 / 214 0 4 / 10 total 215 / 281 Beta-blocker System Found actual Given Non-given -1 10 / 102 1 128 / 130 0 4 / 49 total 142 / 281 LDL-C (2) System Found actual Given Non-given -1 15 / 48 0 14 / 75 1 144 / 158 total 175 (173) Statins 2 System Found actual Given Non-given -1 1 / 48 47 / 48 1 64 /74 10 /74 0 4/ 159 155 /159 total 69

Contribution ,[object Object],[object Object],[object Object]

Future Work ,[object Object],[object Object],[object Object]

1017 Proposal

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1017 Proposal

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