Difference in outcomes at 18 and 24 months of follow-up of children allocated to the intervention and control groups
| Mean difference (intervention minus control) (95% CI) | ||||
| 18 months | 24 months | |||
| Outcome | Unadjusted | Adjusted for clustering | Unadjusted | Adjusted for clustering |
| BMI | −0.95 (−1.88 to −0.02) | −0.95 (−3.79 to 1.90) | −1.16 (−2.15 to −0.18) | −1.16 (−3.82 to 1.49) |
| BMI SDs | −0.38 (−0.74 to −0.02) | −0.38 (−1.65 to 0.89) | −0.45 (−0.82 to −0.08) | −0.45 (−1.71 to 0.81) |
| % Body fat | −0.83 (−3.01 to 1.36) | −0.83 (−6.26 to 4.60) | −1.28 (−3.60 to 1.05) | −1.28 (−8.69 to 6.14) |
| % Body fat SDs | −0.33 (−1.04 to 0.38) | −0.33 (−2.52 to 1.85) | −0.21 (−0.85 to 0.42) | −0.21 (−2.45 to 2.03) |
| Waist circumference (cm) | −2.01 (−4.23 to 0.21) | −2.01 (−9.54 to 5.52) | −2.97 (−5.36 to −0.59) | −2.97 (−10.30 to 4.35) |
| Waist circumference SDs | −0.32 (−0.63 to −0.01) | −0.32 (−1.52 to 0.87) | −0.46 (−0.79 to −0.13) | −0.46 (−1.72 to 0.80) |
| Per cent with BMI ≥85th centile | −7.6 (−20.5 to 5.3) | −7.6 (−49.4 to 34.2) | −9.7 (−22.4 to 3.1) | −9.7 (−27.8 to 8.5) |
| Per cent with % body fat ≥85th centile obese | −5.5 (−15.6 to 4.6) | −5.5 (−31.8 to 20.9) | −6.4 (−17.8 to 5.1) | −6.4 (−34.9 to 22.1) |
| Per cent with waist circumference ≥85th centile | −5.9 (−20.1 to 8.3) | −5.9 (−50.7 to 39.0) | −8.7 (−22.9 to 5.4) | −8.7 (−58.9 to 41.4) |
| Energy-dense snacks | −0.28 (−0.83 to 0.27) | −0.28 (−0.83 to 0.27) | – | – |
| Healthy snacks | 0.47 (0.02 to 0.92) | 0.47 (−1.29 to 2.23) | – | – |
| Positive food markers | 0.38 (−0.37 to 1.13) | 0.38 (−1.55 to 2.31) | – | – |
| Negative food markers | −0.69 (−1.52 to 0.15) | −0.69 (−1.70 to 0.33) | – | – |
| Duration of TV viewing (hours/day) | −0.41 (−0.91 to 0.09) | −0.41 (−1.28 to 0.46) | – | – |
| Sedentary activities (hours/day) | −0.04 (−1.09 to 1.01) | −0.04 (−1.91 to 1.84) | – | – |
| Moderate-vigorous PA (mins/day) | 5.67 (0.20 to 11.15) | 5.67 (−12.59 to 23.93) | – | – |
BMI, body mass index; PA, physical activity.