Table 4.
Causes for revision total knee arthroplasty by drug abuse or dependency
| Cause | Rev | Cocaine | Cannabis | Opioid | SHA | Amphetamines | Alcohol | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mechanical loosening |
23,563 | 9.5% | 214 | 8.7% | 259 | 10.6% | 1,065 | 11.0% | 247 | 10.5% | 66 | 9.7% | 1,139 | 9.4% |
| Failure/break | 7,093 | 2.9% | 60 | 2.4% | 69 | 2.8% | 360 | 3.7% | 82 | 3.5% | 19 | 2.8% | 351 | 2.9% |
| Periprosthetic fracture |
3,457 | 1.4% | 29 | 1.2% | 32 | 1.3% | 199 | 2.1% | 51 | 2.2% | 11 | 1.6% | 200 | 1.6% |
| Osteolysis | 1,860 | 0.7% | 15 | 0.6% | 18 | 0.7% | 87 | 0.9% | 18 | 0.8% | <11 | N/A | 78 | 0.6% |
| Infection | 39,385 | 15.9% | 441 | 17.9% | 547 | 22.5% | 2,107 | 21.8% | 462 | 19.6% | 161 | 23.8% | 2,535 | 20.9% |
| Pain-joint replacement |
29,667 | 12.0% | 328 | 13.3% | 363 | 14.9% | 1,502 | 15.5% | 363 | 15.4% | 102 | 15.1% | 1,509 | 12.4% |
| Arthrofibrosis | 7,204 | 2.9% | 87 | 3.5% | 81 | 3.3% | 344 | 3.6% | 70 | 3.0% | 19 | 2.8% | 335 | 2.8% |
| Instability | 3,999 | 1.6% | 49 | 2.0% | 70 | 2.9% | 269 | 2.8% | 72 | 3.1% | 17 | 2.5% | 263 | 2.2% |
| Trauma | 1,224 | 0.5% | 42 | 1.7% | 53 | 2.2% | 144 | 1.5% | 43 | 1.8% | 18 | 2.7% | 141 | 1.2% |
Abbreviation: SHA, sedatives/hypnotics/anxiolytics.