Table 3.

Medial Compartment Chondrosis (logistic model results)

Variable	Odds Ratio	95% CI	P Value
Age (years)	1.02	0.99 – 1.06	0.149
Gender (males vs. females)	0.70	0.39 – 1.26	0.234
Body Mass Index (BMI)	1.08	1.01 – 1.15	0.025
Baseline activity level (Marx)	0.97	0.92 – 1.02	0.198
Revision number (2 or more vs. 1)	0.72	0.30 – 1.73	0.464
Previous Graft Type
* autograft (BTB) vs. allograft	0.83	0.41 – 1.70	0.613
* autograft (soft tissue) vs. allograft	0.88	0.43 – 1.80	0.720
* other / unknown vs. allograft	1.21	0.29 – 5.05	0.793
Alignment	0.03	0.00 – 0.30	0.002
Medial Meniscus Status (intact vs. disrupted)	0.36	0.20 – 0.66	0.001

CI: confidence interval