Baseline and end-of-intervention measurements of categorised BMI in the intervention and control groups
| Criteria/category | Group | Baseline, % (n) | End of study, % (n) | Change, % | Baseline to study end p Value* | Intervention vs control p Value† |
|---|---|---|---|---|---|---|
| IOTF criteria | ||||||
| OW | Intervention | |||||
| Boys | 18.2 (30) | 24.2 (40) | 6 | 0.087 | 0.629 | |
| Girls | 16.2 (25) | 23.2 (36) | 7 | 0.043 | 0.066 | |
| Total | 17.2 (55) | 23.8 (76) | 6.6 | 0.005 | 0.086 | |
| Control | ||||||
| Boys | 25.5 (50) | 27.0 (53) | 1.5 | 0.690 | ||
| Girls | 28.2 (49) | 32.8 (57) | 4.6 | 0.185 | ||
| Total | 26.8 (99) | 29.7 (110) | 2.9 | 0.169 | ||
| OB | Intervention | |||||
| Boys | 9.7 (16) | 11.5 (19) | −1.8 | 0.453 | 0.735 | |
| Girls | 13.6 (21) | 12.3 (19) | −1.3 | 0.754 | 0.732 | |
| Total | 11.6 (37) | 11.9 (38) | 0.3 | 1.000 | 0.628 | |
| Control | ||||||
| Boys | 10.7 (21) | 10.2 (20) | −0.5 | 1.000 | ||
| Girls | 12.1 (21) | 10.9 (19) | −1.2 | 0.687 | ||
| Total | 11.4 (42) | 10.5 (39) | −0.93 | 0.607 |
The results are expressed as % (n).
*p Value: McNemar’s test.
†p Value: Fisher’s exact test.
BMI, body mass index; OB, obesity; OW, overweight; IOTF, International Obesity Task Force.