Table 2: Risk Ratio of infective endocarditis among COVID-19 patients with/without non-medical opioid use.

Analysis for before propensity score matching based on opioid use = 32,388 and no use = 1,599, 127; and analysis after propensity score matching based on opioid use and no use = 32,388. Factors matched were sex, race, body mass index, nicotine dependence, age, chronic respiratory diseases, and socioeconomic status.