Table 1.

Baseline Characteristics of Participants

Variables	HE group (n = 36)	SKD group (n = 36)	P
Age, mean±SD, years	68.08±5.64	67.22±7.37	0.58
Sex, n
Women	32	32
Man	4	4
BMI, mean ± SD, kg/m²	23.09±3.51	24.05±2.89	0.207
Disease duration, median(Q1,Q3), month	12 (8,34)	10.6 (8,36.5)	0.678
WOMAC Index, mean ± SD
WOMAC total	32.92±19.19	32.25±15.65	0.835
WOMAC pain	6.61±3.98	6.31±3.26	0.723
WOMAC stiffness	2.69±1.86	2.64±1.46	0.888
WOMAC function	23.61±13.85	23.31±11.72	0.92
VAS index, mean ± SD	24.78±23.10	23.69±22.68	0.465
20-MWT, mean ± SD, seconds	19.32±6.09	18.22±4.35	0.312
5-CST, mean ± SD, seconds	16.7±6.23	15.76±5.4	0.273