Natural Language Processing for Improved Characterization of COVID-19 Symptoms: Observational Study of 350,000 Patients in a Large Integrated Health Care System.

Deborah E Malden,Sara Y Tartof,Bradley K Ackerson,Vennis Hong,Jacek Skarbinski,Vincent Yau,Lei Qian,Heidi Fischer,Sally F Shaw,Susan Caparosa,Fagen Xie

JMIR Public Health and Surveillance（2022）

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摘要

These findings demonstrate that NLP can identify and characterize a broad set of COVID-19 signs and symptoms from unstructured EMR data with enhanced detail and timeliness compared with structured data alone.

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关键词

COVID-19,NLP,application,artificial intelligence,cough,data,disease characterization,fever,headache,natural language processing,surveillance,symptoms

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