Table 1.
Baseline Characteristics of Study Participants by Ethnicity (± SD)
| Variables | Black Subjects | White Subjects | P Value |
|---|---|---|---|
| Number (F/M) | 188 (138/50) | 150 (104/46) | 0.32 |
| Age (y) | 43.3 ± 10.0 | 47.1 ± 10.3 | 0.0008 |
| BMI (kg/m2) | 31.3 ± 7.5 | 28.7 ± 6.6 | 0.0005 |
| Waist circumference (cm) | 95.9 ± 16.0 | 92.9 ± 15.0 | 0.12 |
| Men | 98.1 ± 18.0 | 98.9 ± 10.7 | 0.80 |
| Women | 94.8 ± 15.3 | 90.0 ± 15.9 | 0.02 |
| Total fat mass (kg) | 31.8 ± 13.7 | 29.3 ± 13.3 | 0.09 |
| Men | 22.6 ± 10.1 | 24.2 ± 8.10 | 0.41 |
| Women | 35.2 ± 13.3 | 31.6 ± 14.5 | 0.05 |
| FPG (mg/dL) | 90.3 ± 7.37 | 92.2 ± 7.53 | 0.015 |
| 2-hrPG (mg/dL) | 125 ± 29.2 | 125 ± 23.6 | 0.97 |
| HbA1c (%) | 5.66 ± 0.47 | 5.44 ± 0.38 | <0.001 |
| Total Cholesterol (mg/dL) | 176 ± 33.5 | 180 ± 31.3 | 0.21 |
| LDL Cholesterol (mg/dL) | 106 ± 29.8 | 105 ± 27.6 | 0.74 |
| HDL cholesterol (mg/dL) | 53.3 ± 14.3 | 51.8 ± 12.9 | 0.31 |
| Men | 48.1 ± 15.2 | 43.9 ± 8.00 | 0.08 |
| Female | 55.1 ± 13.5 | 55.3 ± 13.2 | 0.67 |
| Triglycerides (mg/dL) | 79.7 ± 39.5 | 114 ± 64.1 | <0.0001 |
| FHQ Score | 2.67 ± 0.50 | 2.45 ± 0.50 | <0.0001 |
| MAQ (MET-hr/wk) | 19.1 ± 30.2 | 20.8 ± 24.4 | 0.59 |
BMI, body mass index; FPG, fasting plasma glucose; 2hPG, 2-hour plasma glucose. To convert the values for glucose to millimoles per liter, multiply by 0.0555. To convert the values for cholesterol to millimoles per liter, multiply by 0.02586. To convert the values for triglycerides to millimoles per liter, multiply by 0.01129.