Variables | Hip replacement surgery (n = 806) | Knee replacement surgery (n = 1153) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Unadjusted Hazard Ratios | Adjusted Hazard Ratiosa | Unadjusted Hazard Ratios | Adjusted Hazard Ratiosa | |||||||||
HR | 95% CI | p | HR | 95% CI | p | HR | 95% CI | p | HR | 95% CI | p | |
Age group*TW | 0.0227 | |||||||||||
TW = 0 day | 0.0190* | 0.0079* | 0.0011* | |||||||||
< 65 | 0.846 | 0.736–0.973 | 0.822 | 0.712–0.950 | 0.604 | 0.492–0.741 | 0.819 | 0.726–0.923 | ||||
≥ 65 | ||||||||||||
TW = 182 days | ||||||||||||
< 65 | 0.661 | 0.570–0.767 | ||||||||||
≥ 65 | ||||||||||||
Diagnosis | 0.1557 | 0.0097 | 0.0002 | 0.1505 | ||||||||
Osteoarthritis | 0.854 | 0.687–1.062 | 0.740 | 0.589–0.930 | 1.416 | 1.178–1.701 | 1.150 | 0.951–1.390 | ||||
Others | ||||||||||||
Patient’s preference | 0.4225 | 0.4708 | 0.0695 | 0.2613 | ||||||||
Next available | 0.939 | 0.805–1.095 | 0.944 | 0.808–1.103 | 0.892 | 0.789–1.009 | 1.075 | 0.948–1.220 | ||||
Specific surgeon | ||||||||||||
Initial referral form | 0.3130 | 0.0606 | 0.0390 | 0.6993 | ||||||||
Incomplete | 1.200 | 0.842–1.711 | 1.417 | 0.985–2.038 | 0.772 | 0.604–0.987 | 0.951 | 0.739–1.225 | ||||
Complete | ||||||||||||
Year of referralb*TW | 0.0002 | <.0001 | ||||||||||
TW = 0 day | <.0001** | <.0001** | ||||||||||
2011–2013 | 0.410 | 0.340–0.495 | 0.412 | 0.340–0.500 | 0.416 | 0.288–0.600 | 0.582 | 0.398–0.850 | ||||
2014–2016 | 0.502 | 0.424–0.595 | 0.519 | 0.437–0.616 | 0.336 | 0.235–0.480 | 0.331 | 0.230–0.475 | ||||
2017–2019 | ||||||||||||
TW = 182 days | ||||||||||||
2011–2013 | 0.326 | 0.267–0.397 | 0.421 | 0.342–0.519 | ||||||||
2014–2016 | 0.341 | 0.284–0.411 | 0.351 | 0.291–0.424 | ||||||||
2017–2019 | ||||||||||||
Priority*TW | 0.0010 | 0.0023 | <.0001 | <.0001 | ||||||||
TW = 0 day | ||||||||||||
P1 | 3.412 | 2.163–5.382 | 2.999 | 1.889–4.763 | 5.628 | 3.696–8.570 | 5.166 | 3.364–7.934 | ||||
P2 | 2.239 | 1.484–3.377 | 1.793 | 1.179–2.728 | 3.539 | 2.707–4.625 | 3.221 | 2.416–4.294 | ||||
P3 | ||||||||||||
TW = 272 days | ||||||||||||
P1 | 2.315 | 1.684–3.181 | 2.112 | 1.524–2.927 | 3.749 | 2.824–4.978 | 3.423 | 2.566–4.565 | ||||
P2 | 1.918 | 1.428–2.577 | 1.615 | 1.194–2.185 | 2.723 | 2.230–3.324 | 2.298 | 1.860–2.839 | ||||
P3 |