Table 1—

Baseline characteristics of the subjects

At risk of type 2 diabetesDiabetic patients
Total patients3740
Age (years)49 ± 1253 ± 13
Men20 (54)23 (58)
With first-degree relative (normal glucose tolerance)25 (68)
With impaired glucose tolerance12 (32)
Type 1/type 2 diabetes20/20
Diabetes duration (years)8 ± 12
BMI (kg/m2)29.5 ± 5.829.8 ± 9.4
Fasting glucose (mg/dl)90 ± 11178 ± 79
HbA1c (%)5.4 ± 0.48.0 ± 1.6
Total cholesterol (mg/dl)206 ± 40205 ± 42
LDL (mg/dl)125 ± 31124 ± 35
HDL (mg/dl)59 ± 1960 ± 14
Triglycerides (mg/dl)118 ± 78102 ± 75
Diabetes treatment
    Diet1 (3)
    Oral agents15 (37)
    Insulin24 (60)
Resting brachial artery diameter (mm)3.4 ± 0.73.6 ± 0.7
FMD5.8 (4.0–9.3)5.0 (3.2–7.8)
NID15.2 (11.4–20.9)13.4 (10.1–17.1)
ACH%158 ± 77149 ± 77
NNP%88 ± 4993 ± 44
  • Data are mean ± SD, n (%), or median (25–75 percentiles). FMD, flow-mediated dilation percentage increase over baseline (endothelium-dependent reactivity of macrocirculation).