TABLE 1.
Baseline Characteristics by Recruitment Type
| Characteristic | All Participants (n) | Targeted Recruitment (n) | Non-Targeted Recruitment (n) | P |
| Age (years; mean ± SD) | 62.8 ± 9.7 (88) | 63.9 ± 9.7 (70) | 58.4 ± 8.5 (18) | 0.03 |
| Female (%) | 3 (88) | 4.3 (70) | 0 (18) | |
| Race/ethnicity (%) | ||||
| Hispanic white | 2 (87) | 2.9 (69) | 0 (18) | |
| Black/African American | 15 (87) | 15.9 (69) | 11.1 (18) | |
| White | 81 (87) | 78.3 (69) | 88.9 (18) | |
| Other | 2 (87) | 2.9 (69) | 0 (18) | |
| Education beyond high school (%) | 71.5 (88) | 69.9 (70) | 77.9 (18) | |
| Employed (%) | 22.7 (88) | 24.3 (70) | 16.7 (18) | |
| Current smoker (%) | 17.0 (88) | 17.1 (70) | 16.7 (18) | |
| Heart disease (%) | 48.8 (86) | 48.5 (68) | 50 (18) | |
| BMI (kg/m2; mean ± SD) | 35.0 ± 5.8 (86) | 34.4 ± 5.4 (67) | 37.1 ± 6.7 (19) | 0.08 |
| Waist circumference (cm; mean ± SD) | 119.6 ± 15.2 (79) | 117.9 ± 13.7 (62) | 125.8 ± 18.7 (17) | 0.06 |
| A1C (%; mean ± SD) | 7.8 ± 0.9 (84) | 7.9 ± 0.9 (65) | 7.5 ± 0.9 (19) | 0.10 |
| Ever engaged in regular physical activity (%) | 78 (88) | 80.0 (70) | 72.2 (18) | |
| Time since regular physical activity (months; mean ± SD) | 63.6 ± 94.8 (75) | 53.5 ± 95.2 (59) | 100.9 ± 86.2 (16) | 0.08 |