Body mass index classification | Baseline (% (n)) | End of study (% (n)) | Change (%) | Baseline vs end of study ( P value) | Intervention vs control ( P value) | ||
---|---|---|---|---|---|---|---|
Underweight | Intervention | Boys | 1.65 (10) | 1.20 (8) | −0.45 | 0.636 | 0.768 |
Girls | 0.69 (4) | 1.42 (9) | 0.73 | 0.270 | 0.014 | ||
Total | 1.18 (14) | 1.31 (17) | 0.13 | 0.857 | 0.030 | ||
Control | Boys | 0.89 (3) | 0.34 (1) | −0.55 | 0.627 | ||
Girls | 2.43 (9) | 1.87 (6) | −0.56 | 0.795 | |||
Total | 1.69 (12) | 1.13 (7) | −0.56 | 0.490 | |||
Normal weight | Intervention | Boys | 66.78 (404) | 67.47 (449) | 0.69 | 0.811 | <0.001 |
Girls | 70.81 (410) | 71.36 (451) | 0.55 | 0.849 | 0.385 | ||
Total | 68.75 (814) | 69.37 (899) | 0.62 | 0.761 | <0.001 | ||
Control | Boys | 80.77 (273) | 67.00 (199) | −13.77 | < 0.001 | ||
Girls | 72.43 (268) | 69.78 (224) | −2.65 | 0.450 | |||
Total | 76.41 (541) | 68.45 (423) | −7.96 | 0.0013 | |||
Overweight | Intervention | Boys | 21.98 (133) | 24.10 (160) | 2.12 | 0.386 | 0.001 |
Girls | 20.03 (116) | 20.41 (129) | 0.38 | 0.886 | 0.292 | ||
Total | 21.03 (249) | 22.30 (289) | 1.27 | 0.465 | 0.001 | ||
Control | Boys | 10.95 (37) | 23.23 (69) | 12.28 | < 0.001 | ||
Girls | 17.57 (65) | 21.81 (70) | 4.24 | 0.178 | |||
Total | 14.41 (102) | 22.49 (139) | 8.08 | < 0.001 | |||
Obese | Intervention | Boys | 9.59 (58) | 7.23 (48) | −2.36 | 0.155 | 0.016 |
Girls | 8.46 (49) | 6.80 (43) | −1.66 | 0.280 | 0.762 | ||
Total | 9.04 (107) | 7.02 (91) | −2.02 | 0.075 | 0.047 | ||
Control | Boys | 7.40 (25) | 9.43 (28) | 2.03 | 0.390 | ||
Girls | 7.57 (28) | 6.54 (21) | −1.03 | 0.657 | |||
Total | 7.49 (53) | 7.93 (49) | 0.44 | 0.836 |