Comparative Effectiveness of After-School Programs to Increase Physical Activity
Table 2
Between-group comparison of baseline and process measures.
Community ASP ()
School-based ASP ()
Mean/%
SD
Min
Max
Mean/%
SD
Min
Max
Child characteristics
Male
43%
25%
0.10
0.44
Hispanic ethnicity
26%
11%
0.10
0.45
Black
47%
31%
0.14
0.57
White
26%
56%
0.005
0.027
Age at baseline (yrs)
8.79
1.67
5.57
12.08
7.96
1.55
5.45
10.34
0.023
0.12
BMI percentile**
74.74
23.60
8.40
99.60
73.87
21.03
11.60
99.40
0.86
1.00
Body fat percentage
29.26
11.27
5.80
54.30
29.92
8.08
15.90
48.60
0.77
1.00
Fitness ( mile run time in min)
6.29
1.09
4.23
9.41
6.08
1.13
4.23
8.51
0.40
0.99
Process measures
Waves of data collection per child
2.83
0.52
1.00
3.00
2.92
0.37
1.00
3.00
0.40
0.94
Minutes activity monitor worn per measurement period
108.74
20.37
57.60
143.00
105.83
27.02
33.20
149.25
0.59
1.00
To control for multiple testing we show the raw probability of alpha along with a bootstrap simultaneous alpha based on 100,000 resamples with replacement.
**Underweight: 5th percentile; healthy weight: 5th to 85th percentile; overweight: 85th to 95th percentile; obese: 95th percentile.