Fig. 5
From: Potential predictors of COVID-19 disease infection and severity in Egypt

The level of IL-1β and IL-6 among the study participants: (a) The mean serum level of IL-1β in cases and control groups, (b): The mean serum level of IL-6 in cases and control groups, (c): IL-1β serum levels in different degrees of disease severity, (d): IL-6 serum levels in different degrees of disease severity.