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Comparison of antioxidant enzyme activity and TAC among HCs and groups of COVID-19 patients. The Kruskal–Wallis test was used for the comparison of (a) SOD activity; (b) GPx activity; (c) Catalase activity and (d) TAC. Dunn’s test was applied as a post-hoc test for multiple comparisons. *p-value < 0.05 and ** p-value < 0.01.
Abbreviations: GPx, glutathione peroxidase; HCs, healthy controls; NS, non-significant; SOD, superoxide dismutase; TAC, total antioxidant capacity.
