Fig. 2

T Cell–derived Cytokine Concentrations on Admission in Children with COVID-19 on Admission in Children with COVID-19. T cell–derived cytokine concentrations [a interleukin-6 (IL-6), b IL-10, c interferon-γ (IFN-γ)] in the common (group I), severe (group II), and critical (group III) cases were analyzed after hospital admission. Media [min, max]; *, p < 0.05; **, p < 0.01, ***, p < 0.001. Results were tested for significance with the Kruskal–Wallis test