Table 1. Characteristics of the subjects: baseline clinical features, cardiorespiratory and ventilatory responses to peak exercise during the performance test of active group (AG) and sedentary group (SG). Data are means (±SD).
SG (n=20) AG (n=20)
Age (years) 22.4 (3.7) 23.9 (3.3)
Weight (kg) 58.4 (8.2) 57.7 (7.0)
Height (m) 1.65 (.07) 1.63 (5.0)
BMI (kg·m-2) 21.4 (1.7) 21.7 (2.0)
Length of menstrual cycle (days) 29 29
Exercise (min/session) --- 141 (21.3)
Exercise (years) --- 6.4 (4.0)
Heart rate (bpm) 75 (13) 60 (7) *
Systolic blood pressure (mmHg) 109.3 (8.7) 110.0 (7.9)
Diastolic blood pressure (mmHg) 70.2 (7.7) 68.8 (2.5)
Power output peak (W) 135.5 (21.9) 180.4 (26.9) *
Heart rate peak (bpm) 181.8 (12.7) 182.1 (10.5)
VO2 peak (ml·kg-1·min-1) 24.6 (2.5) 33.5 (2.5) *
BMI: body mass index; VOpeak: oxygen uptake at the peak of the ergospirometric test. SG AG:* p < 0.05.