Table 1.
Overall samplea (n = 20) | By sex | ||
---|---|---|---|
Malea (n = 12) | Femalea (n = 8) | ||
Age (years) | 13.2 ± 2.2 | 13.3 ± 2.4 | 13.0 ± 1.9 |
Non-Hispanic White | 17 (85%) | 10 (83%) | 7 (88%) |
Parent report | |||
PA ≥ 60 min (days/week) | 1.3 ± 1.7 | 1.1 ± 1.5 | 1.6 ± 1.9 |
TV ≥ 2 h/day | 9 (45%) | 5 (42%) | 4 (50%) |
Video games ≥ 2 h/day | 14 (70%) | 9 (75%) | 5 (62%) |
PE class (days/week) | 1.7 ± 1.9 | 1.2 ± 1.4 | 2.5 ± 2.2 |
Play on a sports team | 5 (25%) | 2 (17%) | 3 (38%) |
Anthropometrics | |||
Weight (kg) | 57.9 ± 15.7 | 62.6 ± 17.2 | 50.9 ± 10.2 |
Height (cm) | 156.3 ± 9.7 | 157.5 ± 10.1 | 154.6 ± 9.4 |
BMI (kg/m2) | 23.6 ± 5.8 | 25.1 ± 6.1 | 21.5 ± 4.8 |
BMI percentile | 69.7 ± 31.9 | 75.4 ± 28.8 | 61.3 ± 36.3 |
Waist (cm) | 76.8 ± 13.5 | 81.0 ± 13.9 | 70.5 ± 10.5 |
Physical activityb | |||
Sedentary time (min/day) | 506.7 ± 84.6 | 515.0 ± 69.6 | 491.4 ± 113.1 |
Light activity (min/day) | 240.4 ± 78.2 | 234.1 ± 77.3 | 251.8 ± 85.9 |
MVPA (min/day) | 18.6 ± 14.9 | 15.0 ± 12.3 | 25.2 ± 18.0 |
PE Physical Education
Mean ± Standard Deviation or n (%); No statistical differences between males and females (all p > 0.1) using Wilcoxon Rank Sum or Fisher’s exact test
Sample size is 17 for physical activity after exclusion of invalid wear time; MVPA (Moderate to Vigorous Physical Activity)