From: Design and baseline characteristics of the Short bouTs of Exercise for Preschoolers (STEP) study
Variable | SBS-PA | UPA | p | All |
---|---|---|---|---|
 | (n = 141) | (n = 150) |  | (n = 291) |
Age (yrs) | 4.0 ± 0.8 | 4.1 ± 0.9 | 0.36 | 4.1 ± 0.8 |
Weight (kg) | 17.3 ± 3.0 | 18.1 ± 3.5 | 0.04 | 17.7 ± 3.3 |
Height (cm) | 102.4 ± 6.9 | 103.0 ± 6.3 | 0.39 | 102.7 ± 6.6 |
Body mass index (kg/m2) | 16.4 ± 1.4 | 17.0 ± 2.2 | 0.06 | 16.7 ± 1.9 |
Body mass index percentile | 64.8 ± 28.4 | 71.9 ± 24.5 | 0.03 | 68.5 ± 26.7 |
Screen media use (weekly minutes) | Â | Â | Â | Â |
 Television viewing | 87.9 ± 155.9 | 96.6 ± 165.7 | 0.81 | 92.5 ± 160.9 |
 VCR/DVD | 40.7 ± 113.1 | 42.2 ± 111.3 | 0.98 | 41.5 ± 111.9 |
 Video game | 13.3 ± 43.7 | 26.7 ± 77.1 | 0.12 | 20.4 ± 63.9 |
Percent time spent in Sedentary PA | 75.4 ± 9.3 | 74.9 ± 9.4 | 0.18 | 74.2 ± 9.3 |
Percent time spent in Light PA | 19.0 ± 4.8 | 18.1 ± 4.8 | 0.19 | 18.6 ± 4.8 |
Percent time spent in MVPA | 6.7 ± 3.4 | 6.2 ±3.4 | 0.26 | 6.4 ± 3.4 |
Percent of direct observation at levels of PA | Â | Â | Â | Â |
 Sedentary | 26.9 ± 27.2 | 22.0 ± 25.6 | 0.26 | 24.5 ± 26.4 |
 Light | 31.2 ± 21.6 | 48.9 ± 23.4 | 0.0001 | 40.0 ± 24.1 |
 MVPA | 39.0 ± 31.0 | 27.5 ± 27.4 | 0.06 | 33.6 ± 29.8 |