COVID-19(30) Patient(24) with COVID-19(22) Admission(20) Mortality(19) age(16) outcome(14) patients hospitalized(14) patients(13) death(13) myocardial injury(13) intensive care(11) Gender(11) patients with COVID-19(11) 95% confidence interval(11) Diagnosis(10) Characteristics(10) Odds ratio(10) significantly(10) Biomarker(9) risk(9) elevated(9) survivor(9) remained(8) association(8) omicron(8) troponin(7) in-hospital mortality(7) cardiovascular disease(7) evaluate(7)