Table 3 Differences in sedentary behavior, standing still, and physical activity between weeks 1 and 2
Group | Percentage of measurement time in week 1, mean (SD) | Percentage of measurement time in week 2, mean (SD) | Median of change, percentage points (min., max.) | Wilcoxon test (changes within group), p value | Ordered logistic regression, adjusted for time wearing the accelerometer in the first week, estimate (95Â % CI) and p value |
|---|---|---|---|---|---|
Sedentary time | Â | Â | Â | Â | Â |
 Intervention mothers (n = 10) | 56.6 (8.9) | 53.3 (10.0) | −3.9* (−12.9, 10.1) | 0.20 | −0.40 (−2.02 to 1.22), p = 0.63 |
 Control mothers (n = 13) | 52.1 (7.9) | 52.4 (7.4) | −0.8 (−8.8, 19.7) | 0.81 |  |
 Intervention children (n = 6) | 49.5 (5.4) | 46.0 (5.9) | −3.4 (−8.0, 0.6) | 0.075 | −1.09 (−2.94 to 0.76), p = 0.25 |
 Control children (n = 11) | 46.7 (6.7) | 49.8 (6.5) | +1.7 (−5.9, 14.2) | 0.11 |  |
Standing still | Â | Â | Â | Â | Â |
 Intervention mothers (n = 10) | 17.8 (5.6) | 19.8 (5.4) | +2.2** (−3.0, 6.0) | 0.14 | 0.63 (−0.94 to 2.19), p = 0.43 |
 Control mothers (n = 13) | 18.0 (6.2) | 18.9 (5.7) | +0.8 (−6.7, 5.8) | 0.31 |  |
 Intervention children (n = 6) | 9.0 (3.1) | 9.2 (3.4) | +0.2 (−2.1, 1.9) | 0.75 | −0.98 (−2.82 to 0.86), p = 0.30 |
 Control children (n = 11) | 7.9 (1.9) | 8.0 (2.0) | +0.1 (−2.4, 1.8) | 0.79 |  |
Light physical activity | Â | Â | Â | Â | Â |
 Intervention mothers (n = 10) | 21.6 (3.7) | 22.3 (5.8) | +0.6 (−6.5, 6.9) | 0.65 | 0.82 (−0.74 to 2.38), p = 0.30 |
 Control mothers (n = 13) | 25.6 (5.0) | 24.0 (3.9) | −0.2 (−16.9, 3.4) | 0.55 |  |
 Intervention children (n = 6) | 31.2 (4.6) | 33.2 (5.1) | +1.3 (−0.4, 5.3) | 0.046 | 0.70 (−0.98 to 2.39), p = 0.41 |
 Control children (n = 11) | 32.5 (4.1) | 31.2 (3.6) | −0.4 (−8.6, 3.0) | 0.33 |  |
Moderate to vigorous physical activity | Â | Â | Â | Â | Â |
 Intervention mothers (n = 10) | 4.0 (1.5) | 4.4 (1.6) | +0.1 (−3.3, 3.3) | 0.65 | −0.45 (−1.98 to 1.08), p = 0.56 |
 Control mothers (n = 13) | 4.3 (1.8) | 4.6 (2.1) | +0.7 (−3.2, 2.6) | 0.15 |  |
 Intervention children (n = 6) | 10.4 (2.3) | 11.6 (3.4) | +1.7 (−1.0, 2.7) | 0.26 | 1.99 (0.14 to 3.83), p = 0.035 |
 Control children (n = 11) | 12.9 (2.6) | 11.1 (2.5) | −1.8 (−8.4, 2.6) | 0.060 |  |