Table 2: Odds Ratios for TKR for Age, Gender and the Three Significantly Associated Variables

Variable	OR (95%CI)	p
Age (5 years)	1.09 (0.96-1.24)	ns
Female sex	1.09 (0.82-1.45)	ns
BMI (1 unit)	1.13 (1.10-1.16)	3.5x10-17
Hand OA score (1 unit)	1.32 (1.20-1.46)	2.9x10-8
THR (yes/no)	2.20 (1.46-3.32)	0.0002