Sensitivity Analysis
In the sensitivity analysis that instead number of comorbidities by the
type of comorbidities, hypertension, diabetes mellitus, and
cardiovascular disease were included. Multivariate logistic regression
identified ECG abnormalities was also associated with severity of
COVID-2019 (OR, 30.452; 95% CI, 1.060-874.985; P =0.046), with the
exception that BMI was only of borderline significance (OR, 2.510; 95%
CI, 0.998-6.313; P =0.51).