Failure Mechanism | n count | mean (yrs) | min. | Q1 (25%) | median (50%) | Q3 (75%) | max. (100%) | Percent |
Revision Cup & Stem | 145 | 11.9 | 0.0 | 7.7 | 11.1 | 15.3 | 27.7 | 1.7% |
Dislocation (revised or not) | 270 | 1.9 | 3.2% | |||||
Infection | 30 | 2.8 | 0.0 | 0.2 | 1.1 | 3.3 | 18.4 | 0.4% |
Revision Cup | 412 | 9.4 | 0.0 | 5.1 | 9.2 | 13.2 | 27.9 | 4.9% |
Revision Stem | 29 | 5.3 | 0.0 | 2.6 | 4.9 | 6.8 | 11.0 | 0.3% |
Revision Poly Wear | 4 | 11.7 | 10.8 | 10.9 | 11.4 | 12.4 | 13.0 | 0.0% |
Fracture | 6 | 7.6 | 14.4 | 0.1% | ||||
Death | 2786 | 10.0 | 0.0 | 5.1 | 9.0 | 13.8 | 37.3 | 33.4% |
Any revision | 694 | 9.2 | 6.1 | 4.7 | 8.8 | 13.0 | 27.9 | 8.3% |
Non-fail | 7637 | 7.0 | 0.0 | 2.1 | 5.5 | 10.2 | 37.3 | 91.7% |