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