From: School day segmented physical activity patterns of high and low active children
 | School time | Out of school time | ||
---|---|---|---|---|
 | MPA β (SE) | VPA β (SE) | MPA β (SE) | VPA β (SE) |
Constant | 8.3 (46.1) | −3.4 (26.7) | 2.8 (65.7) | −13.2 (39.2) |
Physical activity groupa | 1.6 (0.6)††| 1.4 (0.5)††| 5.1 (1.1)‡ | 3.0 (0.7)‡ |
% variance explained | 10.3 | 9.4 | 10.4 | 11.2 |
Child level variables | Â | Â | Â | Â |
Sexb | −0.1 (1.3) | 1.4 (1.2) | 0.6 (2.5) | 2.7 (1.7) |
Age | 0.9 (1.0) | −0.04 (0.9) | −0.8 (1.9) | 0.6 (1.3) |
BMI z-score | 0.4 (0.3) | −0.3 (0.2) | 1.1 (0.5)†| −0.3 (0.3) |
Maturity offset (years from APHV) | −1.0 (0.7) | 0.1 (0.6) | −0.5 (1.3) | 0.6 (0.9) |
IMD | 0.02 (0.03) | 0.01 (0.03) | 0.03 (0.1) | 0.05 (0.04) |
% variance explained | 3.4 | 3.4 | 10.8 | 18.8 |
School level variables | Â | Â | Â | Â |
Duration (min) | −0.01 (0.1) | 0.03 (0.06) | 0.03 (0.1) | 0.03 (0.1) |
No. enrolled students | −0.01 (0.01) | −0.01 (0.004) | 0.01 (0.01) | 0.002 (0.004) |
Playground area (m2·student-1) | 1.0 (0.5) | 0.8 (0.3)††| 0.4 (0.5) | 0.3 (0.3) |
Average temperature (°C) | 0.01 (0.1) | −0.1 (0.1) | 0.2 (0.3) | −0.2 (0.2) |
No. days rainfall | −0.2 (0.5) | −0.3 (0.5) | −0.1 (1.1) | −0.6 (0.7) |
% variance explained | 18.5 | 15.3 | 15.3 | 3.7 |
Overall model | Â | Â | Â | Â |
% Total variance explained | 28.5 | 23.0 | 25.0 | 27.4 |
School level variance | 4.7 (2.6) | 1.1 (0.8) | 2.5 (2.3) | 0.5 (0.7) |
Child level variance | 14.3 (1.4) | 12.5 (1.2) | 53.0 (5.3) | 24.7 (2.5) |
Total variance | 19.0 | 13.6 | 55.5 | 25.2 |
Deviance | 1222.5 | 1183.7 | 1415.4 | 1254.4 |
ICC | 0.25 | 0.08 | 0.04 | 0.02 |