Table 2.
Description of the re-revised study population
| PE (n = 15) | DMC (n = 2) | |
|---|---|---|
| Sex: | ||
| Male | 6 | 1 |
| Female | 9 | 1 |
| Paprosky: | ||
| I | 2 | 0 |
| IIA | 1 | 0 |
| IIB | 1 | 1 |
| IIC | 8 | 0 |
| IIIA | 2 | 0 |
| IIIB | 1 | 1 |
| Reason for index procedure: | ||
| Loosening | 12 | 2 |
| Dislocation | 1 | 0 |
| Infection | 0 | 0 |
| Other | 2 | 0 |
| Number of revisions: | ||
| First-time revision | 11 | 2 |
| Previously revised | 4 | 0 |
| Bone graft: | ||
| No | 11 | 0 |
| Yes | 3 | 2 |
| Stem revised at index procedure: | ||
| No | 9 | 2 |
| Yes | 6 | 0 |
| Head size: | ||
| 22 | 0 | 1 |
| 28 | 9 | 1 |
| 32 | 4 | 0 |
| Other | 2 | 0 |
| Reason for re-revision: | ||
| Aseptic loosening | 2 | 2 |
| Dislocation | 11 | 0 |
| Pain | 1 | 0 |
| Infection | 1 | 0 |
Note: There was no statistically significant difference between the 2 groups. Missing data for 1 patient in the PE group concerning bone grafting.