Table 1.
Descriptive statistics of all variables used in the subsequent analyses for participants by gender
| |
Boys (n = 201/197†/191††) |
Girls (n = 268/263†/250††) |
|
|
|
||
|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Difference in means | 95% CI | p | |
| Age (years) |
10.0 |
0.6 |
10.1 |
0.6 |
-0.04 |
-0.14 to 0.06 |
0.445 |
| BMI (kg/m2) |
18.5 |
3.2 |
18.6 |
3.4 |
-0.07 |
-0.68 to 0.54 |
0.819 |
| BMI z-score* |
0.7 |
1.1 |
0.4 |
1.2 |
0.3 |
0.05 to 0.47 |
0.016 |
| IMD score (high is more deprived)† |
20.5 |
17.1 |
19.8 |
17.8 |
0.8 |
-2.46 to 4.03 |
0.634 |
| Distance to school (miles)†† |
0.58 |
0.68 |
0.58 |
0.58 |
0.008 |
-0.11 to 0.12 |
0.894 |
|
Physical activity |
|
|
|
|
|
|
|
|
Weekdays |
|
|
|
|
|
|
|
| CPM |
603.3 |
166.9 |
507.1 |
121.2 |
96.1 |
70.00 to 122.28 |
<0.001 |
| MVPA (mins) |
68.6 |
26.1 |
53.0 |
16.1 |
15.7 |
11.81 to 19.50 |
<0.001 |
|
After school weekdays** |
|
|
|
|
|
|
|
| CPM |
620.6 |
380.3 |
549.2 |
292.4 |
71.4 |
10.35 to 132.42 |
0.022 |
| MVPA (mins) |
14.3 |
9.0 |
11.6 |
5.8 |
2.6 |
1.28 to 3.98 |
<0.001 |
|
Parental support for PA |
n = 190/186‡ |
n = 249/ 237‡ |
|
|
|
||
| Maternal modelling |
2.9 |
0.8 |
2.9 |
0.7 |
0.02 |
-0.12 to 0.16 |
0.786 |
| Maternal logistic support |
3.3 |
0.7 |
3.2 |
0.7 |
0.06 |
-0.07 to 0.19 |
0.389 |
| Paternal modelling‡ |
3.2 |
0.8 |
3.1 |
0.8 |
0.2 |
0.003 to 0.29 |
0.045 |
| Paternal logistic support‡ |
3.3 |
0.8 |
3.0 |
0.9 |
0.3 |
0.13 to 0.44 |
<0.001 |
| |
Boys |
Girls |
|
|
|
||
| Travel to school (n = 469) |
n |
% |
n |
% |
OR |
95% CI |
p |
| Passive (reference group) |
63 |
31.3 |
96 |
35.8 |
0.82 |
0.55 to 1.20 |
0.311 |
| Active |
138 |
68.7 |
172 |
64.2 |
|||
| Travel home (n = 469) |
|
|
|
|
|
|
|
| Passive (reference group) |
60 |
29.9 |
113 |
42.2 |
0.58 | 0.40 to 0.86 | 0.006 |
| Active | 141 | 70.2 | 155 | 57.8 | |||
*Based on 1990 UK growth charts.
**After school period is from 3.30 pm to 8.30 pm.
†Number providing information for IMD.
††Number providing information for distance to school.
‡Number providing information for paternal support variables.