Table 2. Two-way table of predicted means (standard errors) and differences of means (p-values) for the co-primary endpoints of weight, waist circumference, and fasting blood glucose by treatment condition and time (intention-to-treat analysis).
| Outcome | Control | Intervention | Difference |
|---|---|---|---|
| Weight (kg) (p = 0.041) 1 | |||
| Baseline 2 | 74.61 (1.22) | 76.67 (1.23) | 2.05 (0.238) |
| 12 mo 3 | 75.34 (1.23) | 76.44 (1.25) | 1.10 (0.531) |
| Difference | 0.72 (0.024) | −0.23 (0.498) | |
| Waist (cm) (p = 0.389) 1 | |||
| Baseline 4 | 90.36 (0.87) | 92.10 (0.87) | 1.74 (0.158) |
| 12 mo 5 | 88.62 (0.88) | 89.86 (0.90) | 1.24 (0.326) |
| Difference | −1.74 (<0.001) | −2.24 (<0.001) | |
| FPG (mmol/l) (p = 0.331) 1 | |||
| Baseline 2 | 4.72 (0.03) | 4.82 (0.03) | 0.10 (0.049) |
| 12 mo 6 | 4.94 (0.04) | 4.99 (0.04) | 0.05 (0.357) |
| Difference | 0.22 (<0.001) | 0.18 (<0.001) |
1 p-Value for the F-test of the time by treatment interaction.
2Control n = 289, intervention n = 284.
3Control n = 228, intervention n = 206.
4Control n = 289, intervention n = 283.
5Control n = 227, intervention n = 206.
6Control n = 227, intervention n = 205.