Table 1.
Characteristics of MESA Participants in Study
| All Participants (N = 6814) | Participants with complete data (N=6654) | Participants with complete individually-weighted estimates (N=5330) | |
|---|---|---|---|
| Age, mean ± SD, y | 62.2 ± 10.2 | 62.2 ± 10.2 | 61.4 ± 10.0 |
| Male, No. (%) | 3213 (47.2) | 3134 (47.1) | 2527 (47.4) |
| Race/ethnicity, No. (%) | |||
| non-Hispanic White | 2622 (38.5) | 2567 (38.6) | 2118 (39.7) |
| Black | 1893 (27.8) | 1831 (27.5) | 1427 (26.8) |
| Hispanic | 1496 (21.9) | 1466 (22.0) | 1132 (21.2) |
| Chinese | 803 (11.8) | 790 (11.9) | 653 (12.2) |
| Smoker, No. (%) | |||
| Never | 3417 (50.3) | 3344 (50.3) | 2716 (51.1) |
| Former | 2487 (36.6) | 2448 (36.8) | 1957 (36.8) |
| Current | 887 (13.1) | 862 (13.0) | 644 (12.1) |
| Current alcohol users, No. (%) | 3749 (68.5) | 3677 (68.6) | 3044 (70.6) |
| Physical Activity, mean ± SD, hrs/day | 12.6 ± 5.9 | 12.6 ± 5.9 | 12.8 ± 5.8 |
| Body mass index, mean ± SD, kg/m2 | 28.3 ± 5.5 | 28.3 ± 5.5 | 28.3 ± 5.4 |
| Diabetes Mellitus, No. (%) | |||
| Normal | 4992 (73.5) | 4895 (73.6) | 3993 (75.1) |
| Impaired fasting glucose | 939 (13.8) | 922 (13.9) | 725 (13.6) |
| Nontreated DM | 179 (2.6) | 177 (2.7) | 120 (2.3) |
| Treated DM | 680 (10.0) | 660 (9.9) | 478 (9.0) |
| Hypertension, No. (%) | 3058 (44.9) | 2984 (44.9) | 2289 (43.0) |
| Any lipid-lowering medication, No. (%) | 1100 (16.1) | 1080 (16.2) | 873 (16.4) |
| Post-menopausal, No. (%) | 2949 (82.0) | 2884 (82.0) | 2259 (80.7) |
| Systolic blood pressure, mean ± SD, mm Hg | 126.6 ± 21.5 | 126.6 ± 21.5 | 125.4 ± 20.7 |
| Diastolic blood pressure, mean ± SD, mm Hg | 72.0 ± 10.3 | 72.0 ± 10.3 | 71.8 ± 10.2 |
| Homeostatic model assessment of insulin resistance (HOMA-IR), mean (SD), mg/dL | 2.7 ± 6.4 | 2.7 ± 6.5 | 2.6 ± 6.5 |
| C-reactive protein, mean ± SD, (mg/L) | 3.8 ± 5.9 | 3.8 ± 5.8 | 3.6 ± 5.4 |
| Triglycerides, mean ± SD, mg/dL | 131.6 ± 88.8 | 132.0 ± 89.4 | 131.0 ± 87.4 |
| Low-density lipoprotein, mean ± SD, mg/dL | 117.2 ± 31.5 | 117.2 ± 31.4 | 117.1 ± 31.1 |
| Total cholesterol, mean ± SD, mg/dL | 194.2 ± 35.7 | 194.3 ± 35.7 | 194.1 ± 35.4 |
| HDL Cholesterol, mean ± SD, mg/dL | 51.0 ± 14.8 | 51.0 ± 14.8 | 51.1 ± 14.8 |
| HDL Particle number, mean ± SD, μmol/L | 34.0 ± 6.6 | 34.1 ± 6.6 | 34.2 ± 6.7 |
| PM2.5 individual year 2000, mean ± SD, μg/m3 | 10.9 ± 3.3 | 10.9 ± 3.3 | 10.9 ± 3.3 |
| PM2.5 outdoor year 2000, mean ± SD, μg/m3 | 16.7 ± 2.9 | 16.7 ± 2.9 | 16.6 ± 2.8 |
| Black carbon year 2000, mean ± SD, 10−6/m−1 | 0.9 ± 0.5 | 0.9 ± 0.5 | 0.9 ± 0.5 |