Table 1

Data as regard the level of physical activity at baseline and follow-up.


Intervention
Control
p-value

     Baseline data




Numbers
42
43

Age
7.7 (0.6)
7.9 (0.6)
0.08
Organized physical activity evaluated through questionnaire (hrs/w)



     School curriculum
3.3
1.0
< 0.001
     Outside the school
0.7 (0.6)
1.4 (1.7)
0.009
     Total physical activity
4.0 (0.6)
2.4 (1.7)
< 0.001




     Follow-up data




Numbers
42
43

Age
9.7 (0.6)
9.9 (0.6)
0.14
Organized physical activity evaluated through questionnaire (hrs/w)



     School curriculum
3.3
1.0
< 0.001
     Outside the school
1.4 (1.4)
2.0 (2.1)
0.13
     Total physical activity
4.7 (1.4)
3.0 (2.1)
< 0.001




     Accelerometer data




Numbers
41
40

Recording time per day (hours/day)
11.8 (1.4)
12.0 (1.3)
0.50
Mean activity/day (counts per minutes)
644 (192)
590 (121)
0.13
Moderate to vigorous activity (> 3 METs; min/day)
193 (47)
185 (37)
0.38
Vigorous activity (> 6 METs; min/day)
34 (15)
35 (13)
0.77
> 5000 counts per minutes/day
17.9 (9.9)
16.8 (8.5)
0.58
> 6000 counts per minutes/day
12.5 (7.6)
10.5 (6.2)
0.19
> 10,000 counts per minutes/day
2.6 (2.5)
1.0 (1.2)
< 0.001

Data presented as mean (SD).

Alwis et al. Dynamic Medicine 2008 7:8   doi:10.1186/1476-5918-7-8