Figure 2.

Forest plot showing odds ratios ± 95% confidence intervals of ACE1 polymorphism for developing severe^a disease in symptomatic COVID-19 cases. Multivariate analysis included variables that were statistically significant in the association analysis shown in Table 2; ^*P < 0.05. ^aRated as mild, moderate, or severe according to WHO clinical progression scale for COVID-19 with mild disease as Reference. ¹D allele carriers. ²I allele carriers.