INS and diabetes mellitus: Adjusted for age, sex number of HbA1c or FG measurements, diabetes duration, BMI, smoking status, physical inactivity, arterial hypertension, number of anti-hypertensive drugs in use, ambulatory 24-h SBP, presence of micro- and macrovascular complications at baseline, serum mean HDL-C and LDL-C, use of insulin, statins and aspirin, mean fasting glycemia and HbA1c.