Changes in BMI, BMI SD score and secondary anthropometrical outcomes through 24 months by treatment group of Finnmark Activity School
| Difference (95% CIs) at follow-up | Between-group difference | p Value* group by time | ||
|---|---|---|---|---|
| Single-family intervention | Multiple-family intervention | Koef (95% CI) | ||
| BMI (months) | ||||
| 3 | 0.09 (−0.47 to 0.65) | −0.28 (−0.83 to 0.28) | −0.37 (−1.15 to 0.42) | 0.358 |
| 12 | 0.78 (0.21 to 1.35) | 0.37 (−0.18 to 0.91) | −0.41 (−1.20 to 0.38) | 0.308 |
| 24 | 2.02 (1.44 to 2.60) | 1.29 (0.74 to 1.84) | −0.73 (−1.53 to 0.07) | 0.075 |
| BMI SDS† (months) | ||||
| 3 | −0.05 (−0.14 to 0.03) | −0.13 (−0.21 to −0.05) | −0.08 (−0.20 to 0.04) | 0.196 |
| 12 | −0.07 (−0.16 to 0.01) | −0.15 (−0.23 to −0.07) | −0.08 (−0.17 to 0.01) | 0.188 |
| 24 | −0.08 (−0.17 to 0.01) | −0.20 (−0.29 to −0.12) | −0.12 (−0.24 to 0.00) | 0.046 |
| Waist circumference (months) | ||||
| 3 | −0.03 (−1.51 to 1.45) | −1.44 (−2.90 to 0.03) | −1.41 (−3.49 to 0.67) | 0.184 |
| 12 | 0.96 (−0.56 to 2.48) | −0.96 (−2.45 to 0.52) | −1.92 (−4.05 to 0.20) | 0.076 |
| 24 | 2.60 (0.95 to 4.26) | 0.21 (−1.32 to 1.74) | −2.39 (−4.64 to −0.14) | 0.038 |
| Waist to height ratio (months) | ||||
| 3 | −0.01 (−0.02 to 0.00) | −0.02 (−0.03 to −0.01) | −0.01 (−0.02 to 0.00) | 0.194 |
| 12 | −0.02 (−0.03 to −0.01) | −0.03 (−0.04 to −0.02) | −0.01 (−0.03 to 0.00) | 0.057 |
| 24 | −0.03 (−0.04 to −0.02) | −0.04 (−0.05 to −0.03) | −0.02 (−0.03 to 0.00) | 0.029 |
| Skin fold (months) | ||||
| 3 | −1.5 (−2.4 to −0.6) | −3.00 (−3.91 to −2.20) | −1.5 (−2.8 to −0.3) | 0.013 |
| 12 | −4.0 (−4.9 to −3.1) | −4.5 (−5.38 to −3.63) | −0.5 (−1.8 to 0.7) | 0.404 |
| 24 | −6.2 (−7.1 to −5.2) | −6.5 (−7.43 to −5.64) | −0.4 (−1.7 to 0.9) | 0.577 |
| Body fat %‡ (months) | ||||
| 3 | 0.51 (−0.89 to 1.90) | −0.35 (−1.73 to 1.03) | −0.85 (−2.82 to 1.11) | 0.393 |
| 12 | 0.39 (−1.04 to 1.83) | −0.05 (−1.45 to 1.36) | −0.44 (−2.45 to 1.56) | 0.665 |
| 24 | 1.87 (0.31 to 3.42) | 0.76 (−0.67 to 2.19) | −1.11 (−3.22 to 1.01) | 0.304 |
| Pooled effects BMI SDS (months) | Both treatment groups pooled (95% KI) | p Value—change from baseline |
|---|---|---|
| 3 | −0.09 (−0.15 to −0.03) | 0.002 |
| 12 | −0.11 (−0.17 to −0.05) | 0.000 |
| 24 | −0.14 (−0.21 to −0.08) | 0.000 |
Data based on mixed models analysis with single-family intervention as reference group.
*p Value for equality between groups, group-by time effect.
†Body mass index SD score according to British reference.19
‡Body composition measured by bioelectrical impedance analysis.