Table 1.

Baseline characteristics of the study volunteers.

	PG (n = 25)	CG (n = 25)	P values
Age (years)	61.52 ± 7.47	50.52 ± 18.40	0.12
Female/male	19/2	9/12	< 0.01
Height (cm)	160.38 ± 6.89	164.38 ± 6.99	0.07
Weight (kg)	63.76 ± 8.02	60.14 ± 11.86	0.25
Body mass index (kg/m2)	24.75 ± 2.26	22.12 ± 3.35	0.07
K/L grade	3.21 ± 0.42	—	—

PG: patient group; CG: control group; K/L: Kellgren/Lawrence.