Of interest, regarding the prognosis and survival of COVID-19, the TC, AA and AG genotypes of the SNPs IFN-λ 3 SNP rs12979860, TLL1 rs17047200 and DDR1 rs4618569 variant, respectively, showed poor prognosis, where 23, 29 and 29 cases died, respectively, in comparison to lower deaths in the other genotypes. The gene discussed is TLL1; the disease is COVID-19.