Table 1. Descriptive Characteristics of the Participants.
| Characteristic | All (n = 863) |
White (n = 699) |
African American (n = 164) |
|---|---|---|---|
| Age, mean (SD) | 53 (12.3) | 53 (12.4) | 49 (11.0) |
| Age group, n (%) | |||
| 20- 39 | 139 (16.1) | 99 (14.2) | 40 (24.4) |
| 40-54 | 300 (34.8) | 240(34.3) | 60 (36.6) |
| 55+ | 424 (49.1) | 360(51.5) | 64 (39.0) |
| Height, cm, mean (SD) | 163.7 (6.1) | 163.9 (6.1) | 163.0 (6.3) |
| Weight, kg, mean (SD) | 74.0 (17.0) | 71.8 (15.8) | 83.4 (18.5) |
| % body fat, mean (SD) | 32.1 (7.6) | 31.3 (7.4) | 35.5 (6.8) |
| BMI, kg/m2, mean (SD) | 27.6 (6.1) | 26.7 (5.6) | 31.4 (11.0) |
| BMI Category, n (%) | |||
| Underweight (<18.5) | 15 (1.7) | 15 (2.1) | ------- |
| Normal (18.5-24.9) | 318 (36.8) | 293 (42.0) | 25 (15.2) |
| Overweight (25-29.9) | 283 (32.8) | 231 (33.0) | 52 (31.7) |
| Obese (≥30) | 247 (28.6) | 160 (22.9) | 87 (53.0) |
| Self-reported PA, n (%) | |||
| MPA (≥150 min/wk) | 385 (44.6) | 320 (45.8) | 65 (39.6) |
| VPA (≥75 min/wk) | 341 (39.5) | 270 (38.6) | 71 (43.3) |
| MVPAb | 547 (63.4) | 449 (64.2) | 98 (59.8) |
a
Abbreviations: BMI, body mass index; MPA, moderate physical activity; PA, physical activity; VPA, vigorous physical activity.
b
The number of participants who met the 2008 Physical Activity Guidelines for Americans33 for moderate physical activity (≥150 min/week) or vigorous activity (≥75 min/wk).