Table 2:
Procedure-specific risk factors for removal or revision
| Risk factors | Prosthesis removal or revision | Percent removed or revised |
p value a | ||
|---|---|---|---|---|---|
| Overall N = 312 (%) |
No n = 279 |
Yes n = 35 |
|||
| Diagnosis, no. (%) | 0.01 | ||||
| Acute fracture | 285 (91.3) | 257 | 28 | 9.8 | |
| Chronic condition | 27 (8.7) | 20 | 7 | 25.9 | |
| Polarity, no. (%) | 0.99 | ||||
| Unipolar | 289 (92.6) | 256 | 33 | 11.4 | |
| Bipolar | 23 (7.4) | 21 | 2 | 8.7 | |
| Fixation, no. (%) | 0.04 | ||||
| Polished | 45 (14.4) | 44 | 1 | 2.2 | |
| Press-fit | 267 (85.6) | 233 | 34 | 12.7 | |
| Additional Procedures b , no. (%) | |||||
| LUCL repair or reconstruction | 102 (32.7) | 87 | 15 | 14.7 | 0.17 |
| ORIF coronoid | 51 (16.3) | 46 | 5 | 9.8 | 0.73 |
| ORIF olecranon | 65 (20.8) | 61 | 4 | 6.2 | 0.14 |
a
p values calculated using χ² tests. Polarity p value calculated using Fisher’s exact test.
b
More than one additional procedure may have been performed at time of surgery.
LUCL, lateral ulnar collateral ligament; ORIF, open reduction and internal fixation.