Table 3.
Means of primary and secondary outcomes (SD)
| Outcome | Baseline | Midpoint | Posttest | Follow-up |
|---|---|---|---|---|
| Body Mass Index | ||||
| Phone | 33.64 (6.90) | 33.03 (6.98) | 32.78 (7.10) | 32.87 (7.14) |
| Small group | 32.68 (7.44) | 32.16 (7.43) | 32.16 (7.51) | 32.29 (7.59) |
| Self-study | 34.52 (7.95) | 33.81 (7.82) | 33.85 (7.67) | 34.08 (7.77) |
| Body Weight (pounds) | ||||
| Phone | 210.36 (22.36) | 206.49 (22.24) | 204.82 (22.47) | 205.47 (22.68) |
| Small group | 208.51 (56.42) | 205.12 (55.83) | 205.10 (56.00) | 205.83 (56.28) |
| Self-study | 217.92 (54.44) | 213.47 (53.29) | 213.73 (52.51) | 215.18 (53.38) |
| Physical Activity – Leisure Activity | ||||
| Phone | 23.79 (24.35) | - | 37.20 (27.05) | 32.30 (25.94) |
| Small group | 28.74 (28.74) | - | 41.17 (26.25) | 37.10 (22.40) |
| Self-study | 23.72 (23.51) | - | 33.37 (29.79) | 29.20 (27.37) |
| Physical Activity – Work Activity | ||||
| Phone | 2.36 (0.61) | - | 2.41 (0.68) | 2.41 (0.61) |
| Small group | 2.46 (0.70) | - | 2.56 (0.75) | 2.49 (0.70) |
| Self-study | 2.46 (0.66) | - | 2.50 (0.67) | 2.38 (0.68) |
| Diet – Eating Behaviors | ||||
| Phone | 76.68 (10.05) | - | 84.01 (9.11) | 85.16 (10.03) |
| Small group | 79.24 (8.63) | - | 82.53 (7.95) | 83.39 (8.36) |
| Self-study | 76.39 (9.50) | - | 81.05 (8.37) | 80.27 (8.69) |
| Diet – Percent Calories from Fat | ||||
| Phone | 38.13 (6.95) | - | 35.04 (6.67) | 36.24 (6.88) |
| Small group | 36.68 (5.25) | - | 35.20 (4.80) | 34.99 (4.48) |
| Self-study | 37.67 (5.32) | - | 35.69 (5.32) | 35.20 (4.96) |