Unilateral THRs | All THRs | ||||
---|---|---|---|---|---|
Variable | HR (95% CI) | HR (95% CI) | |||
Sex | Male | 1.0 (ref) | p = .3 | 2.0 (ref) | p = .6 |
1.26 (0.47 – 3.31) | |||||
Female | 1.82 (0.63 – 5.21) | ||||
Age | <50 years | 1.03 (0.35 – 3.06) | p = .9 | 1.32 (0.56 – 3.12) | p = .5 |
1.0 (ref) | |||||
≥50 years | 1.0 (ref) | ||||
Diagnosis | OA | 1.11 (0.52 – 2.33) | p = .8 | 1.29 (0.68 – 2.44) | p = .4 |
1.0 (ref) | |||||
Other | 1.0 (ref) | ||||
Cup coverage | <25 degrees | 1.0 (ref) | p = .2 | 1.0 (ref) | p = .5 |
1.28 (0.63 – 2.60) | |||||
≥25 degrees | 1.73 (0.70 – 4.33) | ||||
Stem | Summit | 1.0 (ref) | p = .04 p = .035 | 2.0 (ref) | p = .061 |
1.73 (0.97 – 3.06) | p = .16 | ||||
Corail | 2.17 (1.03 - 4.56) | 0.50 (0.19 – 1.31) | |||
Other | 0.26 (0.08 - 0.91) | ||||
Femoral diameter | 2 mm | 1.16 (1.01 - 1.34) | p = .035 | 1.04 (0.94 - 1.15) | p = .5 |
increment | |||||
Preoperative ROM | <100 degrees | 1.0 | p = .3 | 1.0 | p = .16 |
1.46 (0.86 – 2.50) | |||||
≥100 degrees | 1.39 (0.68 – 2.82) |