G6PD and COVID-19: For Tbili-, there are significant differences between (G6PD) and (COVID-19) groups in the direction of (G6PD) group, there are significant differences between (G6PD + COVID-19) and (COVID-19) groups in the direction of (G6PD + COVID-19) group, and there are no significant differences between the two groups (G6PD), (G6PD + COVID-19).