COVID-19(143) SARS-CoV-2(88) Patient(53) risk(50) Infection(46) Evidence(45) SARS-COV-2 infection(38) evaluate(36) 95% CI(35) with COVID-19(33) outcome(31) participant(31) death(31) Placebo(31) response(31) coronavirus disease(30) Vaccine(30) Trial(30) Analysis(30) polymerase chain(29) antibody(29) Remdesivir(27) Practice(27) Randomized(27) vaccination(27) Care(26) patients with COVID-19(26) physician(26) Rapid(26) median(26)