. Author manuscript; available in PMC: 2016 May 1.

Published in final edited form as: Arthritis Care Res (Hoboken). 2015 May;67(5):633–639. doi: 10.1002/acr.22499

Table 2.

Associations (Adjusted Odds Ratios and 95% Confidence Intervals) between Number of Lower Extremity Joints with Symptomatic OA, Covariates, and Future Falls

Characteristic	Adjusted Odds Ratio (95% CI)
No Symptomatic OA^* Joints	1.00
1 Symptomatic OA Joint	1.53 (1.10, 2.14)
2 Symptomatic OA Joints	1.74 (1.19, 2.53)
3–4 Symptomatic OA Joints	1.85 (0.96, 3.55)
Caucasian	1.39 (1.05, 1.84)
Female	1.36 (1.04, 1.77)
Age (per year)	1.02 (1.01, 1.04)
BMI (per kg/m²)	1.01 (0.99, 1.03)
Falls at baseline	2.37 (1.80, 3.12)
Lung Problems	1.50 (1.12, 2.01)
Neurologic Problems	1.63 (1.07, 2.49)
Narcotic Use	1.88 (0.99, 3.57)

Symptomatic OA is defined as radiographic evidence of OA and pain, aching, or stiffness in the same joint.