Table 2.
Differences between groups at follow-up, with adjustment for baseline score
| Variable | Group | n | p - value | Group mean difference # | Group ^ | n | p - value | Group mean differences # | ||
|---|---|---|---|---|---|---|---|---|---|---|
| |
|
|
|
G1 - G2 |
|
|
|
G1 - G2 |
G1 - G3 |
G2 - G3 |
|
Health |
|
|
|
|
|
|
|
|
|
|
| PedsQL – physical functioning |
1. Intervention |
340 |
0.005* |
+3.0 |
1. Completers |
90 |
0.021* |
|
|
+3.1 |
| 2. Control |
243 |
|
|
2. Non-completers |
250 |
|
|
|
|
|
| |
|
|
|
3. Control |
243 |
|
|
|
|
|
| PedsQL – psycho-social functioning |
1. Intervention |
337 |
0.001* |
+3.8 |
1. Completers |
89 |
0.003* |
|
|
+4.3 |
| 2. Control |
242 |
|
|
2. Non-completers |
248 |
|
|
|
|
|
| |
|
|
|
3. Control |
242 |
|
|
|
|
|
| PedsQL total score |
1. Intervention |
338 |
0.001* |
+3.5 |
1. Completers |
89 |
0.002* |
|
|
+3.9 |
| 2. Control |
243 |
|
|
2. Non-completers |
249 |
|
|
|
|
|
| |
|
|
|
3. Control |
243 |
|
|
|
|
|
|
Physical activity |
|
|
|
|
|
|
|
|
|
|
| PDPAR-24: MET-mins of LTMVPA |
1. Intervention |
136 |
0.241 |
|
1. Completers |
25 |
0.293 |
|
|
|
| 2. Control |
107 |
|
|
2. Non-completers |
111 |
|
|
|
|
|
| |
|
|
|
3. Control |
107 |
|
|
|
|
|
| PDPAR-24: Mins of LTMVPA |
1. Intervention |
136 |
0.555 |
|
1. Completers |
25 |
0.419 |
|
|
|
| 2. Control |
107 |
|
|
2. Non-completers |
111 |
|
|
|
|
|
| |
|
|
|
3. Control |
107 |
|
|
|
|
|
| Days out of past seven with at least 60 min LTMVPA |
1. Intervention |
351 |
0.132 |
|
1. Completers |
89 |
0.152 |
|
|
|
| 2. Control |
255 |
|
|
2. Non-completers |
262 |
|
|
|
|
|
| |
|
|
|
3. Control |
255 |
|
|
|
|
|
|
Potential mediators |
|
|
|
|
|
|
|
|
|
|
| Perceived sports competence |
1. Intervention |
338 |
0.865 |
|
1. Completers |
85 |
0.922 |
|
|
|
| 2. Control |
257 |
|
|
2. Non-completers |
253 |
|
|
|
|
|
| |
|
|
|
3. Control |
257 |
|
|
|
|
|
| Self-management strategies |
1. Intervention |
333 |
0.568 |
|
1. Completers |
82 |
0.010* |
+0.25 |
|
|
| 2. Control |
246 |
|
|
2. Non-completers |
251 |
|
|
|
|
|
| |
|
|
|
3. Control |
246 |
|
|
|
|
|
| Perceived behavioral control |
1. Intervention |
354 |
0.704 |
|
1. Completers |
87 |
0.034* |
+0.27 |
+0.18 |
|
| 2. Control |
255 |
|
|
2. Non-completers |
267 |
|
|
|
|
|
| |
|
|
|
3. Control |
255 |
|
|
|
|
|
| Outcome expectation |
1. Intervention |
340 |
0.654 |
|
1. Completers |
84 |
0.328 |
|
|
|
| 2. Control |
251 |
|
|
2. Non-completers |
256 |
|
|
|
|
|
| |
|
|
|
3. Control |
251 |
|
|
|
|
|
| Outcome expectancy-value |
1. Intervention |
323 |
0.213 |
|
1. Completers |
80 |
0.008* |
+17.4 |
+18.4 |
|
| 2. Control |
192 |
|
|
2. Non-completers |
243 |
|
|
|
|
|
| |
|
|
|
3. Control |
192 |
|
|
|
|
|
| Self-efficacy |
1. Intervention |
321 |
0.502 |
|
1. Completers |
78 |
0.006* |
+0.28 |
+0.25 |
|
| 2.Control |
232 |
|
|
2. Non-completers |
243 |
|
|
|
|
|
| |
|
|
|
3. Control |
232 |
|
|
|
|
|
| PA Enjoyment |
1. Intervention |
338 |
0.648 |
|
1. Completers |
84 |
0.208 |
|
|
|
| 2. Control |
245 |
|
|
2. Non-completers |
254 |
|
|
|
|
|
| |
|
|
|
3. Control |
245 |
|
|
|
|
|
| Sedentary enjoyment |
1. Intervention |
332 |
0.195 |
|
1. Completers |
83 |
0.104 |
|
|
|
| 2. Control |
241 |
|
|
2. Non-completers |
249 |
|
|
|
|
|
| |
|
|
|
3. Control |
241 |
|
|
|
|
|
| Personal barriers |
1. Intervention |
320 |
0.018* |
−0.13 |
1. Completers |
83 |
0.004* |
+0.19 |
|
−0.18 |
| 2. Control |
239 |
|
|
2. Non-completers |
237 |
|
|
|
|
|
| |
|
|
|
3. Control |
239 |
|
|
|
|
|
| Organisation barriers |
1. Intervention |
320 |
0.909 |
|
1. Completers |
83 |
0.113 |
|
|
|
| 2. Control |
241 |
|
|
2. Non-completers |
247 |
|
|
|
|
|
| |
|
|
|
3. Control |
241 |
|
|
|
|
|
| Family support |
1. Intervention |
338 |
0.122 |
|
1. Completers |
89 |
0.017* |
+0.22 |
+.26 |
|
| 2. Control |
240 |
|
|
2. Non-completers |
249 |
|
|
|
|
|
| |
|
|
|
3. Control |
240 |
|
|
|
|
|
| Friends support | 1. Intervention |
340 |
0.345 |
|
1. Completers |
90 |
0.048* |
+0.22 |
|
|
| 2. Control |
236 |
|
|
2. Non-completers |
250 |
|
|
|
|
|
| 3. Control | 238 | |||||||||
#Significant differences between group mean scores (G) *p < 0.05.
^Completers = school component + community component; Non-completers = school component only.