*Correlations between quantitative variables have been presented by Pearson correlation coefficient (r) measured by bivariate analysis. The comparison between categorical variables in terms of cortisol and aldosterone serum levels has been analyzed by independent sample t-test and ANOVA tests.
Table 4. Odds ratio and 95% confidence interval (95% CI) estimated by GEE analysis with unstructured model to determine the observed symptoms progression of COVID-19 and the associations with demographic, blood groups, and laboratory parameters among infected patients