Table 1.

Patient characteristics in both the groups.

	Group OA (n = 37)	Group NO-OA (n = 18)	P-value
	Mean ± SD	Mean ± SD
Age (years)	68.4 ± 6.25	39.6 ± 18.00	0.000
Female/male	31/6	10/8	0.10
Height (cm)	162.24 ± 6.68	174.00 ± 12.18	0.001
Weight (kg)	67.48 ± 13.99	77.38 ± 16.83	0.11
BMI (kg/m2)	25.72 ± 5.43	25.4 ± 3.70	0.88
Serum MMP-13 level (ng/ml)	5.87 ± 3.31	5.38 ± 3.87	0.73