SERPINA12 and type 2 diabetes mellitus: The serum vaspin concentration was also significantly correlated with body mass index (BMI) (r = 0.19, P = 0.028), waist-hip ratio (WHR) (r = 0.17, P = 0.035) and homeostasis model assessment of insulin resistance (HOMA-IR) (r = 0.14, P = 0.029) in T2DM patients.