Table 4.
Comparison of POP-ABC and NHANES 2007/2008 participants' characteristics
| All subjects |
Caucasian |
African-American |
||||
|---|---|---|---|---|---|---|
| POP-ABC | NHANES | POP-ABC | NHANES | POP-ABC | NHANES | |
| n | 376 | 830 | 159 | 565 | 217 | 265 |
| Race/ethnicity | 42.3% | 68.1% | 57.7% | 31.9% | ||
| Female | 71.0% | 50.6% | 69.8% | 51.9% | 71.9% | 47.9% |
| Age (yr) | ||||||
| 18 to <40 | 34.6% | 41.3% | 28.3% | 36.4% | 39.2% | 46.3% |
| 40 to <60 | 58.5% | 47.8% | 61.0% | 52.6% | 56.7% | 42.9% |
| ≥60 | 6.9% | 10.8% | 10.7% | 11.0% | 4.2% | 10.7% |
| BMI (kg/m2) | 30.2 | 27.9 | 28.8 | 27.3 | 31.2 | 29.0 |
| HbA1c (%) | 5.57 | 5.34 | 5.44 | 5.29 | 5.67 | 5.45 |
| Fasting glucose (mg/dl) | 90.9 | 97.0 | 92.2 | 97.6 | 90.0 | 95.7 |
| Fasting insulin (μU/ml) | 7.82 | 10.2 | 8.21 | 9.83 | 7.54 | 10.9 |
| HOMA-IR | 1.92 | 2.48 | 1.91 | 2.48 | 1.93 | 2.62 |
| Education | ||||||
| n | 343 | 830 | 153 | 565 | 190 | 265 |
| High school or less | 16.0% | 43.6% | 5.9% | 41.2% | 24.2% | 48.7% |
| Some college | 29.2% | 30.2% | 31.4% | 29.7% | 27.4% | 31.3% |
| College graduate or higher | 54.8% | 26.1% | 62.8% | 29.0% | 48.4% | 20.0% |
| Systolic BP (mm Hg) | 121.2 | 117.2 | 120 | 116.2 | 122 | 119.5 |
| Diastolic BP (mm Hg) | 72.8 | 66.2 | 72.3 | 67.4 | 73.2 | 63.6 |
| Lipids | ||||||
| n | 338 | 827 | 151 | 563 | 187 | 264 |
| Total cholesterol (mg/dl) | 177.4 | 193.6 | 180.1 | 195.2 | 175.3 | 190.2 |
| HDL cholesterol (mg/dl) | 52.6 | 55.5 | 51.8 | 53.7 | 53.3 | 59.6 |
| LDL cholesterol (mg/dl) | 106.0 | 115.4 | 105.6 | 116.4 | 106.3 | 113.3 |
| Triglycerides (mg/dl) | 94.3 | 115.7 | 113.7 | 129.4 | 78.7 | 86.6 |
Continuous variables are given as mean values and categorical variables as percentages. 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; and to convert triglycerides to millimoles per liter, multiply by 0.0133. BP, Blood pressure.