Table 1. Patient Demographic Characteristics.

Parameter	Value
Sex (male : female)	22 : 210
Age (yr)	67 (46–85)
Height (cm)	156 (140–174)
Weight (kg)	62 (32–91)
Body mass index (kg/m2)	25.2 (14.6–34.6)
Involved knee (right : left)	110 : 122

Values are presented as number or mean (range).