Article

Development of a Post-Acute Sequelae of COVID-19 (PASC) Symptom Lexicon Using Electronic Health Record Clinical Notes

2021-07-31

Abstract excerpt

<h4>ABSTRACT</h4> <h4>Objective</h4> To develop a comprehensive post-acute sequelae of COVID-19 (PASC) symptom lexicon from clinical notes to support PASC symptom identification and research. <h4>Methods</h4> We identified 26,117 COVID-19 positive patients from the Mass General Brigham’s electronic health records (EHR) and extracted 328,879 clinical notes from their post-acute infection period (day 51-110 from fir...

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Literature Corpus work: 2d5d54fc-97e7-591c-a6bf-f1bea4f90d15
DOI: 10.1101/2021.07.29.21261260

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