Table 5.
Descriptive statistic for the total sample and by gender. Data are means (±SD).
| Variable | All (N = 36) | Males (N = 18) | Females (N = 18) |
|---|---|---|---|
| Age (yr) | 12.0 (2.6) | 12.0 (2.7) | 12.0 (2.7) |
| Weight (kg) | 41.9 (12.4) | 42.7 (16.3) | 41.2 (6.9) |
| Height (m) | 1.42 (.14) | 1.42 (.16) | 1.42 (.12) |
| Indirect peak VO2 (mL·kg-1·min-1) | 42.7 (6.0) | 46.2 (5.9) | 39.1 (3.6) |
| Peak VO2 mL·kg-1·min-1) | 44.5 (8.7) | 49.9 (7.7) | 39.2 (5.8) |
| Max. Heart Rate (beats·min-1) | 186.7 (9.9) | 188.6 (8.3) | 184.8 (11.1) |
| Respiratory Quotient | 1.00 (.07) | 1.02 (.08) | 1.00 (.06) |
| Minute Respiratory Volume (L·min-1) | 66.7 (17.9) | 73.4 (20.3) | 60.0 (12.1) |
| DEE school period (kJ·kg-1·day-1) | 133.3 (26.1) | 143.7 (30.0) | 123.0 (16.4) |
| DEE vacation period (kJ·kg-1·day-1) | 100.4 (25.6) | 108.4 (28.7) | 92.5 (18.2) |
| DEE total year- period (kJ·kg-1·day-1) | 125.7 (24.9) | 135.5 (28.8) | 115.9 (15.6) |