Table 1.

Comparison of baseline data [n (%)]/(x̅ ± s)

Data		Group A (n = 51)	Group B (n = 52)	t/X2	P
Gender (Case)	Male	29 (56.86)	32 (61.54)	0.233	0.629
	Female	22 (43.14)	20 (38.46)
Age		68.52 ± 2.18	68.59 ± 2.11	0.181	0.857
BMI (kg/m2)		24.15 ± 0.15	24.19 ± 0.38	0.766	0.456
Disease type
Traumatic arthritis		20 (39.22)	19 (36.54)	0.015	0.859
Rheumatoid arthritis		16 (31.37)	17 (32.69)
Osteoarthritis		15 (29.41)	14 (26.92)