Fig. 3: Effects of COVID-19 diagnosis, vaccination and hospitalization on 180-day risk for new diagnosis of endocarditis among patients with COVID-19 and opioid or cocaine use disorder.
From: Association of COVID-19 with endocarditis in patients with cocaine or opioid use disorders in the US

“Clinical diagnosis” cohort – had COVID-19 based on ICD-10 clinical diagnosis code U07.1. “Lab-test only” cohort – had COVID-19 based on lab test confirmed COVID-19 (code 9088). “EHR-recorded vaccination” cohort – presence of COVID-19 vaccination in EHRs. “No EHR-recorded vaccination” cohort – absence of COVID-19 vaccination status in EHRs. “Hospitalized” cohort – hospitalized within 2 weeks after COVID-19. “Not Hospitalized” cohort – Not hospitalized within 2 weeks after COVID-19. Cohorts were propensity-score matched for demographics, adverse socioeconomic determinants of health, comorbidities, medications, and medical procedures.