| Intervention group | Control group |
---|---|---|
 | (N = 388) | (N = 533) |
Body mass index, kg/m2 | ||
Baseline, mean (SD) | 19.12 (4.28) | 19.93 (4.47) |
Follow-up, mean (SD) | 19.10 (4.08) | 20.33 (4.59) |
Mean change (SE) | −0.02 (0.06) | 0.41 (0.08) |
Adjusted difference, mean (95% CI)a | −0.43 (−0.63 to −0.23) | |
P value | <0.001 | |
Overweight/obesity | ||
Baseline, % | 33.0 | 39.6 |
Follow-up, % | 30.7 | 41.3 |
Change, % | −2.3 | 1.7 |
Change difference, % | −4.0 | |
Adjusted OR (95% CI)bc | 0.84 (0.56 to 1.24) | |
P value | 0.370 |