Variables | Data (N = 134) Means ± SD | |||
---|---|---|---|---|
Baseline | Immediately post-training | 3-month post-training | 6-month post-training | |
BMI z-scores | ||||
Intervention group (n = 67) | 2.05 ± 0.40 | 2.03 ± 0.38 | 1.99 ± 0.41 | 1.95 ± 0.45 |
Wait-list group (n = 67) | 2.11 ± 0.39 | 2.10 ± 0.36 | 2.11 ± 0.35 | 2.09 ± 0.35 |
t-test (p-value) | - 0.879 (p = 0.381) | −1.158 (p = 0.249) | −1.730 (p = 0.086) | −2.025 (p = 0.045)a |
Mean difference | − 0.06 | − 0.07 | −0.11 | − 0.14 |
95% CI for mean difference | −0.194 to 0.075 | − 0.200 to 0.052 | −0.244 to 0.016 | - 0.278 to - 0.003 |
Waist circumference percentile | ||||
Intervention group (n = 67) | 90.21 ± 7.98 | 91.09 ± 7.71 | 90.06 ± 9.56 | 89.37 ± 9.26 |
Wait-list group (n = 67) | 91.28 ± 7.04 | 93.82 ± 4.31 | 92.25 ± 6.11 | 92.55 ± 6.20 |
t-test (p-value) | − 0.826 (p = 0.410) | − 2.532 (p = 0.013)a | − 1.583 (p = 0.116) | −2.335 (p = 0.021)a |
Mean difference | − 1.07 | −2.73 | − 2.19 | −3.18 |
95% CI for mean difference | −3.647 to 1.498 | −4.871 to −0.592 | −4.940 to 0.552 | −5.876 to − 0.482 |
Percentage of body fat | ||||
Intervention group (n = 67) | 37.87 ± 4.20 | 37.68 ± 4.14 | 36.66 ± 4.75 | 36.75 ± 4.75 |
Wait-list group (n = 67) | 37.63 ± 4.09 | 37.23 ± 4.50 | 37.65 ± 4.25 | 37.25 ± 4.46 |
t-test (p-value) | 0.333 (p = 0.740) | 0.603 (p = 0.548) | −1.263 (p = 0.209) | − 0.630 (p = 0.530) |
Mean difference | 0.24 | 0.45 | −0.98 | −0.50 |
95% CI for mean difference | −1.178 to 1.654 | − 1.027 to 1.927 | −2.524 to 0.557 | − 2.077 to − 1.074 |