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)