Fig. 3From: Impact of ACE I gene insertion/deletion, A-240T polymorphisms and the renin–angiotensin–aldosterone system on COVID-19 diseaseInitial Interleukin-6 (IL-6) levels linked to A/T polymorphism: Kruskal–Wallis test: n(AA) = 27 (left), n(AT) = 45 (mid), n(TT) = 14 (right), *p = 0.04. Box and Whiskers: Median, lower and upper quartile, lower and upper extremeBack to article page