Limb Length Inequality Present | No. Joints at Risk | No. Joints With Outcome | Unadjusted HR (95% CI) | Adjusted* HR (95% CI) | |
---|---|---|---|---|---|
Incident knee rOA | Yes | 122 | 20 | 1.20 (0.72–2.00) | 1.08 (0.66–1.76) |
No | 2612 | 398 | |||
Progressive knee rOA 1† | Yes | 85 | 37 | 1.70 (1.15–2.51) | 1.22 (0.82–1.80) |
No | 1197 | 405 | |||
Progressive knee rOA 2** | Yes | 47 | 24 | 2.84 (1.72–4.69) | 1.83 (1.10–3.05) |
No | 328 | 148 | |||
Incident knee symptoms | Yes | 98 | 18 | 0.68 (0.42–1.09) | 0.83 (0.47–1.47)†† |
No | 1998 | 463 | |||
Progressive knee symptoms | Yes | 50 | 18 | 1.19 (0.66–2.15) | 1.13 (0.53–2.39)†† |
No | 510 | 195 | |||
Incident hip rOA | Yes | 119 | 12 | 1.27 (0.72–2.23) | 1.17 (0.66–2.07) |
No | 1898 | 187 | |||
Progressive hip rOA 1† | Yes | 130 | 16 | 1.63 (0.96–2.76) | 1.32 (0.78–2.22) |
No | 2305 | 189 | |||
Progressive hip rOA 2** | Yes | 33 | 4 | 2.11 (0.60–7.37) | 1.34 (0.37–4.83) |
No | 629 | 36 | |||
Incident hip symptoms | Yes | 142 | 69 | 1.20 (0.90–1.60) | 1.21 (0.82–1.77)†† |
No | 2572 | 968 | |||
Progressive hip symptoms | Yes | 22 | 7 | 1.15 (0.46–2.85) | 0.95 (0.23–3.94)†† |
No | 295 | 117 |
↵* Adjusted for baseline age, baseline body mass index (BMI), sex, race, and joint problems (i.e., injury, surgery, or fracture).
↵† An increase of at least 1K-L grade from T0 assessment to T1 assessment among individuals with at least K-L grade 1 at T0.
↵** An increase of at least 1 K-L grade from T0 assessment to T1 assessment among individuals with at least K-L grade 2 at T0.
↵†† Adjusted for baseline age, baseline BMI, sex, race, joint problems in same joint, and OA (presence of K-L grade at least 2) in same joint.