Table 1 Participant characteristics
|  | Active-Duty (n = 204) | Other TRICARE Beneficiary (n = 226) |  | Overall (N = 430) |
|---|---|---|---|---|
N (%) | N (%) | p | N (%) | |
Race | Â | Â | 0.001 | Â |
 Black or African American | 43 (21.1%) | 21 (9.3%) |  | 64 (14.9%) |
 White | 134 (65.7%) | 158 (69.9%) |  | 292 (67.9%) |
 Other racial groups | 27 (13.2%) | 47 (20.8%) |  | 74 (17.2%) |
Body Mass Index (BMI) | Â | Â | 0.001 | Â |
 Healthy | 65 (31.9%) | 76 (33.6%) |  | 141 (32.8%) |
 Overweight | 98 (48.0%) | 74 (32.7%) |  | 172 (40.0%) |
 Obese | 41 (20.1%) | 76 (33.6%) |  | 117 (27.2%) |
Previous Live Birth | Â | Â | 0.03 | Â |
 Yes | 102 (50.0%) | 137 (60.6%) |  | 239 (55.6%) |
 No | 102 (50.0%) | 89 (39.4%) |  | 191 (44.4%) |
Intervention Assignment | Â | Â | 0.49 | Â |
 GWG-only/GWG + PPWL | 140 (68.6%) | 148 (65.5%) |  | 288 (67%) |
 PPWL only | 64 (31.4%) | 78 (34.5%) |  | 142 (33%) |
Baseline Physical Activity | ||||
 150 + min moderate activity – Self- Report | 172 (85.2%) | 203 (90.2%) | 0.11 | 375 (87.8%) |
 150 + min moderate activity – Accelerometer | 131 (99.2%) | 130 (96.3%) | 0.21 | 261 (97.8%) |
32 Weeks Physical Activity | ||||
 150 + min moderate activity – Self- Report | 163 (91.6%) | 182 (92.4%) | 0.77 | 345 (92%) |
 150 + min moderate activity – Accelerometer | 89 (98.9%) | 90 (94.7%) | 0.21 | 179 (96.8%) |
Age (M (SD)) | 30.6 (5.2) | 30.7 (4.5) | 0.89 | 30.6 (4.9) |