Table 1.

Demographic characteristics of patients

	Untrained	Trained	P value
Age (years)	33 ± 7	32 ± 6	>0.05
Body weight (kg)	57 ± 16	63 ± 8	>0.05
Height (cm)	162 ± 11	167 ± 13	>0.05
Body mass index (kg/m2)	22 ± 7	23 ± 3	>0.05
VO2 max (mL/kg/min)	31 ± 3	45 ± 8	<0.01

Note: Values expressed as means ± standard deviation.

Abbreviation: VO_{2 max}, maximum aerobic power.