Table I.

Summary of patient characteristics.

Characteristic	Control (n=10)	KOA (n=10)	P-value
Age, years	67.50±1.80	69.20±0.94	0.41
Sex (male), n (%)	5 (50%)	3 (30%)	0.24
Height, cm	162.20±2.57	160.30±2.20	0.58
Weight, kg	68.22±1.96	66.68±2.24	0.61
BMI, kg/m2	25.97±0.67	26.02±0.91	0.97
Tobacco consumption, n (%)	4 (40%)	3 (30%)	0.32

Data are presented as mean ± SD or n (%). BMI, body mass index.