In contrast, serum albumin levels in the non-COVID-19 group indicated hypoalbuminemia (mean albumin serum 2.5 ± 0.7 g/dL) and were lower than the COVID-19 group (mean albumin serum 3.2 ± 0.5 g/dL; p = 0.027). The gene discussed is ALB; the disease is Hypoalbuminemia.