| Group | N | Mean | SD | p-values, t-test, Chi-squared-test |
---|---|---|---|---|---|
Age (years) | Intervention | 87 | 10.59 | .438 | .296 |
Control | 85 | 10.52 | .426 | ||
Height (m) | Intervention | 90 | 1.44 | .074 | .710 |
Control | 86 | 1.45 | .065 | ||
Body weight (kg) | Intervention | 90 | 37.49 | 8.10 | .640 |
Control | 86 | 38.04 | 7.26 | ||
Body-mass-index (kg/m2) | Intervention | 90 | 17.71 | 2.40 | .718 |
Control | 86 | 17.84 | 2.50 | ||
Performance Matthias-test (sec) | Intervention | 90 | 48.61 | 14.84 | .058 |
Control | 87 | 52.82 | 14.51 | ||
Amount of physical activity 1 | Intervention | 78 | Â | Â | .655 |
Control | 72 | Â | Â | ||
Status of the back muscles2 | Intervention | 89 | Â | Â | .313 |
Control | 84 | Â | Â | ||
Status of the Spine3 | Intervention | 85 | Â | Â | .637 |
Control | 77 | Â | Â |