. Author manuscript; available in PMC: 2012 May 1.

Published in final edited form as: Arthritis Care Res (Hoboken). 2011 May;63(5):654–659. doi: 10.1002/acr.20432

Table 4.

Adjusted odds ratios (aOR) and 95% confidence intervals (95% CI) for associations between foot symptoms and functional performance measures, by BMI category.

	Foot symptoms^* aOR (95%CI)
Outcomes	BMI^† ≤ 30 kg/m² (53.4%)	BMI^† >30 kg/m² (46.6%)	p-value for Interaction
Timed 5 chair stands
Unable vs. <12^‡ seconds	1.21 (0.81–1.79)	2.12 (1.46–3.07)	0.0110
≥12^§ s vs. <12^‡ seconds	0.88 (0.66–1.18)	1.38 (1.04–1.87)	0.0290
Timed 8-foot walk
≥3.35 vs <3.35^‡ seconds	1.13 (0.86–1.50)	1.61 (1.21–2.15)	0.0314

Adjusted for age, sex, race/ethnicity, hip symptoms, knee symptoms, radiographic hip OA, radiographic knee OA and CES-D score.

^†

BMI=body mass index.

^‡

Referent group.

^§

Does not include individuals who were unable to complete timed 5 chair stand activity.