Table 1. Comparison on clinical parameters between groups. Notes: NC group: Normal healthy control group; T2DM group: Type 2 diabetes without macrovascular disease group; T2DM + MVC group: Type 2 diabetes mellitus complicated with macrovascular disease. *,P<0.05 when compared with the NC group, **, P<0.01 when compared with the NC group, α: compared with NC group after adjusting using Bonferroni method; #, P<0.05 when compared with the T2DM group, ##, P<0.01 when compared with the T2DM group, β: compared with T2DM group after corrected using Bonferroni method. No significant differences were detected in the mentioned parameters between T2DM and T2DM + MVC groups.