Table 1.
Summary characteristics of the study population
| Demographic Characteristic | Total | Male | Female | |||
|---|---|---|---|---|---|---|
| n | Mean ± SE | n | Mean ± SE | n | Mean ± SE | |
| Age (y) | 3068 | 69.5 ± 0.2 | 1509 | 69.2 ± 0.3 | 1559 | 69.7 ± 0.2 |
| Race/ethnicity (%) | 3068 | 1509 | 1559 | |||
| Mexican American | 273 | 3.8 ± 0.9 | 146 | 4.2 ± 1.0 | 127 | 3.5 ± 0.9 |
| Other Hispanic | 301 | 3.9 ± 0.7 | 138 | 3.5 ± 0.6 | 163 | 4.3 ± 0.9 |
| Non-Hispanic white | 1463 | 77.3 ± 2.0 | 699 | 78.1 ± 2.0 | 764 | 76.6 ± 2.0 |
| Non-Hispanic black | 740 | 9.1 ± 1.3 | 380 | 8.4 ± 1.2 | 360 | 9.6 ± 1.4 |
| Other race (including multiracial) | 291 | 5.9 ± 0.7 | 146 | 5.8 ± 0.7 | 145 | 6.0 ± 0.9 |
| Household income (%) | 2822 | 1388 | 1434 | |||
| ≤ 1.35 of PIR | 939 | 20.6 ± 1.5 | 428 | 17.2 ± 1.3 | 511 | 23.4 ± 1.9 |
| > 1.35 to < 1.85 of PIR | 328 | 10.2 ± 1.0 | 157 | 8.0 ± 1.1 | 171 | 12.0 ± 1.1 |
| ≥ 1.85 of PIR | 1555 | 69.3 ± 2.0 | 803 | 74.8 ± 1.7 | 752 | 64.5 ± 2.5 |
| Education (%) | 3064 | 1506 | 1558 | |||
| < High school | 859 | 18.1 ± 1.5 | 429 | 17.8 ± 1.7 | 430 | 18.4 ± 1.8 |
| High school | 708 | 22.3 ± 1.3 | 340 | 20.2 ± 1.8 | 368 | 24.1 ± 1.6 |
| > High school | 1497 | 59.6 ± 1.7 | 737 | 61.9 ± 1.8 | 760 | 57.6 ± 2.0 |
| Marital status (%) | 3065 | 1508 | 1557 | |||
| Never been married | 266 | 7.0 ± 0.7 | 141 | 8.3 ± 1.0 | 125 | 5.9 ± 0.6 |
| Divorced/Widowed | 1139 | 31.3 ± 0.9 | 371 | 17.8 ± 1.2 | 768 | 42.6 ± 1.3 |
| Currently married | 1660 | 61.8 ± 1.3 | 996 | 73.9 ± 1.6 | 664 | 51.5 ± 1.5 |
| BMI (%) | 3016 | 1481 | 1535 | |||
| Underweight | 47 | 1.4 ± 0.3 | 19 | 1.2 ± 0.4 | 28 | 1.6 ± 0.4 |
| Normal | 777 | 25.5 ± 1.2 | 378 | 22.7 ± 1.5 | 399 | 27.9 ± 1.6 |
| Overweight | 1055 | 35.8 ± 1.2 | 602 | 40.9 ± 2.1 | 453 | 31.5 ± 1.3 |
| Obese | 1137 | 37.3 ± 1.4 | 482 | 35.2 ± 2.1 | 655 | 39.1 ± 1.8 |
| Smoking status (%) | 3065 | 1508 | 1557 | |||
| Current smoker | 383 | 10.8 ± 0.6 | 230 | 12.6 ± 0.9 | 153 | 9.2 ± 0.9 |
| Past smoker | 1159 | 39.3 ± 1.4 | 728 | 48.6 ± 1.7 | 431 | 31.4 ± 1.9 |
| Never smoked | 1523 | 50.0 ± 1.5 | 550 | 38.8 ± 1.9 | 973 | 59.4 ± 1.8 |
| Number of alcoholic drinks per day (%) | 2989 | 1467 | 1522 | |||
| 0 | 1372 | 38.4 ± 1.8 | 578 | 32.7 ± 1.7 | 794 | 43.2 ± 2.3 |
| 1 | 877 | 35.4 ± 1.4 | 375 | 29.2 ± 1.4 | 502 | 40.6 ± 2.2 |
| > 1 | 740 | 26.3 ± 1.4 | 514 | 38.1 ± 1.7 | 226 | 16.2 ± 1.4 |
| Physical activity (%) | 3065 | 1507 | 1558 | |||
| < 10 min per week | 1488 | 47.2 ± 1.7 | 695 | 44.2 ± 1.8 | 793 | 49.7 ± 2.0 |
| 10 to < 150 min per week | 538 | 16.2 ± 1.0 | 249 | 15.1 ± 1.5 | 289 | 17.2 ± 1.0 |
| ≥ 150 min per week | 1039 | 36.6 ± 1.3 | 563 | 40.7 ± 1.4 | 476 | 33.1 ± 1.8 |
| Antidepressant use (%) | 3066 | 1509 | 1557 | |||
| No | 2597 | 81.6 ± 0.9 | 1354 | 87.6 ± 1.2 | 1243 | 76.6 ± 1.3 |
| Yes | 469 | 18.4 ± 0.9 | 155 | 12.4 ± 1.2 | 314 | 23.4 ± 1.3 |
BMI body mass index, PIR poverty-to-income ratio