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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: Arthritis Rheumatol. 2016 Aug;68(8):1869–1875. doi: 10.1002/art.39707

Table 3. Adjusted HR [99%CI] for the effect of BMI on OA.

Any OA Knee OA Hip OA Hand OA
Age (per year) 1.04 [1.04-1.05] 1.04 [1.04-1.04] 1.05 [1.05-1.05] 1.03 [1.02-1.03]
Sex Female 1.75 [1.75-1.78] 1.53 [1.51-1.56] 1.20 [1.16-1.23] 2.56 [2.5-2.63]
BMI (kg/m2) Overall 1.05 [1.05-1.06] 1.09 [1.08-1.09] 1.04 [1.04-1.04] 1.02 [1.01-1.02]
<25 Ref Ref Ref Ref
25-30 1.49 [1.46-1.51] 2.00 [1.94-2.06] 1.46 [1.39-1.52] 1.22 [1.17-1.27]
30-35 1.96 [1.93-2.00] 3.19 [3.09-3.30] 1.75 [1.66-1.83] 1.30 [1.25-1.36]
≥35 2.51 [2.45-2.56] 4.72 [4.56-4.89] 1.93 [1.82-2.05] 1.31 [1.24-1.38]

All p-vals<0.001