Table 2.
Cardiometabolic and glucoregulatory characteristics
| Overall | African-American | Caucasian | P value | |
|---|---|---|---|---|
| BMI (kg/m2) | 30.2 ± 7.23 | 31.2 ± 7.36 | 28.8 ± 6.81 | 0.001 |
| Waist circumference (cm) | ||||
| Male | 96.8 ± 18.0 | 97.0 ± 18.2 | 96.6 ± 18.0 | 0.97 |
| Female | 92.8 ± 15.5 | 94.6 ± 15.1 | 90.3 ± 15.9 | 0.03 |
| FPG (mg/dl) | 90.9 ± 7.70 | 90.0 ± 7.70 | 92.2 ± 7.60 | 0.008 |
| 2-h PG (mg/dl) | 125 ± 26.5 | 124 ± 28.5 | 125 ± 23.4 | 0.620 |
| Fasting insulin (μU/ml) | 7.82 ± 6.85 | 7.54 ± 5.89 | 8.21 ± 8.03 | 0.382 |
| HbA1c (%) | 5.56 ± 0.45 | 5.66 ± 0.47 | 5.44 ± 0.32 | <0.0001 |
| Blood pressure (mm Hg) | ||||
| Systolic | 121 ± 16.1 | 122 ± 16.1 | 120 ± 16.0 | 0.217 |
| Diastolic | 72.8 ± 9.10 | 73.2 ± 8.90 | 72.2 ± 9.30 | 0.310 |
| Total cholesterol (mg/dl) | 176 ± 32.7 | 174 ± 33.2 | 179 ± 32.0 | 0.224 |
| LDL cholesterol (mg/dl) | 108 ± 60.8 | 111 ± 78.6 | 104 ± 27.9 | 0.353 |
| HDL cholesterol (mg/dl) | 52.9 ± 14.2 | 53.5 ± 14.9 | 52.1 ± 13.4 | 0.405 |
| Triglycerides (mg/dl) | 94.8 ± 53.3 | 78.9 ± 37.3 | 113 ± 64.6 | <0.0001 |
| HOMA-IR | 1.92 ± 1.66 | 1.93 ± 1.80 | 1.91 ± 1.50 | 0.93 |
| HOMA-B | 98.8 ± 81.9 | 97.2 ± 69.6 | 101 ± 94.7 | 0.98 |
To convert glucose to millimoles per liter, multiply by 0.05551; to convert insulin to picomoles per liter, multiply by 6; to convert total, LDL, and HDL cholesterol to millimoles per liter, multiply by 0.0259; to convert triglycerides to millimoles per liter, multiply by 0.0133.