Table 1.
Sample Characteristics at Baseline (N = 1,519), M(SD) or %.
| Characteristics | Control (n=766) | Intervention (n=753) | p-value |
|---|---|---|---|
| Age (yr) | 12.05(1.02) | 12.05(.99) | .909 |
| Height (cm) | 154.31(8.64) | 153.08(8.14) | .004 |
| Weight (kg) | 56.97(18.23) | 54.58(17.48) | .009 |
| Ethnicity (%) | .099 | ||
| Hispanic or Latino | 12.5 | 15.5 | |
| Race (%) | .001 | ||
| Black | 54.3 | 45.2 | |
| White | 25.8 | 28.4 | |
| Other | 19.8 | 26.4 | |
| Pubertal Stage (%) | .578 | ||
| Pre-puberty | 3.3 | 4.5 | |
| Early puberty | 10.4 | 8.5 | |
| Mid-puberty | 39.7 | 39.7 | |
| Late puberty | 46.5 | 47.1 | |
| Post-puberty | 0.1 | 0.1 | |
| Qualified for free/reduced-price school lunch (%) | 83.3 | 83.6 | .883 |
| MVPA (min·day−1) | 2.91(1.33) | 3.03(1.34) | .063 |
| BMI | 23.59(6.13) | 22.92(6.01) | .035 |
| BMI-z score | 1.02(1.08) | 0.92(1.03) | .054 |
| % Body Fat | 30.44(9.83) | 29.48(9.55) | .052 |
| Aerobic performance (ml·kg−1·min−1) | 37.61 (5.21) | 38.12 (5.19) | .057 |
Notes. Table includes non-imputed data; Some girls in “other” were multi-racial, so 64% in the control group and 56% in the intervention group were included as “Black” for analyses.