Table 1.

Demographics information of three groups at baseline.

Demographics	1-min group (n = 10)	2-min group (n = 10)	3-min group (n = 10)	p-value
Gender (M/F)	6/4	6/4	7/3	0.866
Age (years)	61.00±9.63	57.50±10.71	63.80±10.60	0.405
Height (cm)	164.90±8.84	166.50±7.81	167.80±7.15	0.720
Weight (kg)	63.50±7.95	62.40±10.17	65.60±8.37	0.718

Values are presented as the mean ± SD.