COVID-19(23) echocardiography(12) Patient(9) Ejection fraction(8) Lung ultrasound(7) interquartile range(6) positive result(6) Hospitalization(6) age(6) cardiac(6) median(6) was performed(6) cardiovascular disease(6) Mortality(6) enrolled(5) SARS-CoV-2(5) automated(5) Result(5) Odds ratio(5) ventricular(5) Hospitalized(4) association(4) physician(4) Infection(4) determine(4) Point-of-Care ultrasound(4) Presence(4) Characteristics(4) outpatients(4) disease severity(4)