ACE and diabetes mellitus: This research considered 17 parameters: age, sex, BMI, smoking and drinking habit, hypertension, use of ACE inhibitors, hypercholesterolemia, duration of insulin-dependent diabetes mellitus (IDDM), glycated hemoglobin (HbA1c) levels, total cholesterol, triglycerides, high-density lipoproteins (HDL), low-density lipoproteins (LDL), systolic blood pressure (SBP), diastolic blood pressure (DBP), and mean blood pressure (mean BP).