Table 1.
Descriptive characteristics [mean (SD) or percent] of girls measured at 6th and 8th grade in the TAAG study (n=951).
| 6th grade mean (SD) or % | 8th grade mean (SD) or % | |
|---|---|---|
| Age (yrs) | 11.9 (0.4) | 13.9 (0.4) |
| Weight (kg) | 48.4 (13.8) | 58.1 (15.0) |
| BMI (kg/m2) | 20.7 (4.7) | 22.5 (5.2) |
| % Body Fat | 27.8 (9.2) | 31.2 (8.3) |
| Accelerometer (minutes/day) | ||
| Inactivity | 460.6 (67.3) | 513.2 (62.5) |
| MVPA | 23.4 (11.6) | 21.8 (10.7) |
| VPA | 5.6 (4.7) | 5.1 (4.0) |
| Self-report (30-minute blocks/day) | ||
| Inactivity | 28.7 (3.4) | 28.9 (3.1) |
| MVPA | 1.9 (2.1) | 1.5 (1.9) |
| VPA | 1.3 (1.6) | 1.0 (1.4) |
| Race/ethnicity (%) | ||
| White | 51.8 | - |
| African-American | 19.2 | - |
| Hispanic | 19.1 | - |
| Asian/Pacific Islander | 4.5 | - |
| Other | 5.3 | - |