Fig. 1From: The relationship between MnSOD Val16Ala gene polymorphism and the level of serum total antioxidant capacity with the risk of chronic kidney disease in type 2 diabetic patients: a nested case-control study in the Tehran lipid glucose studyMedian serum total antioxidant capacity (TAC) in CKD group and non-CKD group. Bars show Median and error bars show 95%CI. Mann–Whitney U test P valueBack to article page