INS and type 2 diabetes mellitus: In the T2DM group, the average history of diabetes was 12.2 (SD 10.0) years and 9.6 (SD 7.3) years for men and women, respectively, and the number of men and women with and without insulin use and the severity of each diabetic complication is shown, as well as the value of PWV as an assessment of arterial stiffness (Table 1).