Table 3.
Baseline, mid-way and post-intervention characteristics for PA and SB determinants in the control and intervention group
| Baseline | Mid-way | Post-intervention | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |
Control (n† = 908) |
Intervention (n† = 510) |
|
Control (n† = 885) |
Intervention (n† = 499) |
Control (n† = 908) |
Intervention (n† = 510) |
||||||
| |
Mean |
SD |
Mean |
SD |
p |
Mean |
SD |
Mean |
SD |
Mean |
SD |
Mean |
SD |
| Enjoyment |
4.13 |
(0.76) |
4.09 |
(0.77) |
0.35 |
4.08 |
(0.75) |
4.13 |
(0.78) |
3.96 |
(0.83) |
3.88 |
(0.90) |
| Self-efficacy |
3.86 |
(0.76) |
3.86 |
(0.79) |
0.80 |
3.93 |
(0.75) |
3.99 |
(0.78) |
3.86 |
(0.82) |
3.77 |
(0.89) |
| Social support from parents |
2.37 |
(0.76) |
2.38 |
(0.76) |
0.83 |
2.45 |
(0.81) |
2.42 |
(0.77) |
2.31 |
(0.81) |
2.24 |
(0.78) |
| Social support from teachers |
1.68 |
(0.70) |
1.76 |
(0.83) |
0.07 |
1.61 |
(0.65) |
1.75 |
(0.77) |
1.47 |
(0.62) |
1.61 |
(0.73) |
| Social support from friends |
2.96 |
(1.00) |
2.96 |
(1.04) |
0.95 |
|
|
|
|
2.80 |
(0.99) |
2.82 |
(0.97) |
| Environmental opportunities for PA |
4.26 |
(0.77) |
4.27 |
(0.76) |
0.79 |
|
|
|
|
4.11 |
(0.89) |
4.20 |
(0.90) |
| Parental regulation TV-viewing |
3.64 |
(0.96) |
3.68 |
(0.93) |
0.43 |
|
|
|
|
3.41 |
(1.07) |
3.38 |
(1.05) |
| Parental regulation computer/game-use |
3.55 |
(0.99) |
3.53 |
(1.01) |
0.78 |
|
|
|
|
3.28 |
(1.11) |
3.28 |
(1.10) |
| Social inclusion at school | 4.43 | (0.61) | 4.39 | (0.62) | 0.15 | 4.36 | (0.69) | 4.32 | 0.77 | ||||
PA = Physical activity, SB = Sedentary behavior, SD = Standard deviation.
†n varies slightly for the different variables.
p-values for independent t-test between control and intervention group at baseline.
Range 1–5 (lowest to highest with a neutral midpoint) for all variables.
Sample: Norwegian adolescents 11-13 year-olds from the HEIA study.