Table 1.
Participant characteristics
| Active-Duty (n = 204) | Other TRICARE Beneficiary (n = 226) | Overall (N = 430) | ||
|---|---|---|---|---|
| N (%) | N (%) | p | N (%) | |
| Race | 0.001 | |||
| 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) | 0.001 | |||
| 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 | 0.03 | |||
| Yes | 102 (50.0%) | 137 (60.6%) | 239 (55.6%) | |
| No | 102 (50.0%) | 89 (39.4%) | 191 (44.4%) | |
| Intervention Assignment | 0.49 | |||
| 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) |
M Mean, SD Standard deviation; GWG Gestational weight gain, PPWL Post-partum weight loss. a = Denominators do not reflect the total Ns listed, but rather the number of participants with complete data