ACE2 and COVID-19: In the co-dominant inheritance model, ACE2–CT genotype was associated with COVID-19 severity with an OR 2.18 (95% CI) (1.92–3.99), RR 1.48 (1.07–2.04) p < 0.010 as well as ACE2–CC genotype was linked with COVID-19 severity with an OR 2.66 (95% CI) (1.53–4.62), RR 1.68 (1.25–2.26) p < 0.005.