Table 1.
Anthropometric, hemodynamic, and metabolic characteristics of the study cohort by race and gender (n = 1080)
| Variables† | White male (n = 348) | Black Male (n = 117) | White Female (n = 419) | Black Female (n = 196) | Comparison* |
|
|---|---|---|---|---|---|---|
| Race | Gender | |||||
| Age (years) | 36.7 ± 4.3 | 36.6 ± 4.3 | 36.5 ± 4.3 | 35.6 ± 4.7 | ns | ns |
| BMI (kg/m2) | 29.0 ± 5.6 | 29.3 ± 7.2 | 28.3 ± 6.9 | 31.2 ± 8.1 | 0.001b | ns |
| Waist (cm) | 99.0 ± 14 | 96.4 ± 18 | 87.0 ± 16 | 92.9 ± 17 | ns | 0.0001a |
| Systolic BP (mm Hg) | 118 ± 11 | 128 ± 17 | 111 ± 11 | 119 ± 16 | 0.0001 | 0.0001 |
| Diastolic BP (mm Hg) | 74.7 ± 8.2 | 80.7 ± 13 | 69.9 ± 9.0 | 74.1 ± 11 | 0.0001 | 0.0001 |
| LDL cholesterol (mg/dl) | 130 ± 35 | 127 ± 45 | 124 ± 32 | 115 ± 31 | 0.005 | 0.001 |
| HDL cholesterol (mg/dl) | 41.5 ± 12 | 49.8 ± 16 | 50.6 ± 13 | 52.0 ± 13 | 0.0001c | 0.0001a |
| Triglycerides (mg/dl) | 166 ± 131 | 122 ± 81 | 124 ± 74 | 87.8 ± 37 | 0.0001 | 0.0001 |
| Total/HDL-C | 4.99 ± 1.5 | 4.21 ± 1.5 | 4.03 ± 1.2 | 3.63 ± 1.1 | 0.0001 | 0.0001 |
| Insulin (μU/ml) | 13.2 ± 10 | 12.0 ± 9.7 | 11.5 ± 8.3 | 15.5 ± 20 | ns | ns |
| Glucose (mg/dl) | 87.5 ± 19 | 91.3 ± 34 | 82.8 ± 18 | 87.3 ± 30 | 0.01 | 0.0001 |
| Smoking (%) | 32.5 | 41.9 | 32.5 | 35.2 | ns | ns |
ns, not significant; BMI, body mass index; BP, blood pressure; LDL, low density lipoprotein; HDL-C, high density lipoprotein cholesterol.
a
whites only.
b
females only.
c
males only.
*
Analysis of Covariance (p value adjusted for age)
†
Mean ± SD for continuous variables; SD, standard deviation