Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 2 Reasons for revisions are listed as percentages of the total cohort and as distribution of the failures: Cup aseptic loosening in NM-CON showed a very high incidence
M-ANAT | NM-ANAT | M-CON | NM-CON | M-TAP | NM-TAP | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Reasons for revision | Percentage (%) | Distribution of the failures (%) | Percentage (%) | Distribution of the failures (%) | Percentage (%) | Distribution of the failures (%) | Percentage (%) | Distribution of the failures (%) | Percentage (%) | Distribution of the failures (%) | Percentage (%) | Distribution of the failures (%) |
Stem aseptic loosening | 0.3 | 8.6 | 0 | 0 | 0.9 | 29 | 0.5 | 22.2 | 0.5 | 21.4 | 0.1 | 8.3 |
Recurrent dislocations | 0.4 | 11.4 | 0.3 | 16.7 | 0.6 | 19.4 | 0.2 | 7.4 | 0.2 | 7.1 | 0.4 | 25 |
Global aseptic loosening | 0.2 | 5.7 | 0.6 | 33.3 | 0.1 | 3.2 | 0.2 | 7.4 | 0.4 | 14.3 | 0.2 | 12.5 |
Periprosthetic infection | 0.2 | 5.7 | 0.6 | 33.3 | 0.1 | 3.2 | 0.2 | 7.4 | 0 | 0 | 0.1 | 4.2 |
Periprosthetic fracture | 0.5 | 14.3 | 0.3 | 16.7 | 0.4 | 12.9 | 0.3 | 14.8 | 0.5 | 21.4 | 0.3 | 16.7 |
Prosthetic breakage | 0.5 | 14.3 | 0 | 0 | 0.2 | 6.5 | 0 | 0 | 0.5 | 21.4 | 0.1 | 4.2 |
Pain without loosening | 0.1 | 2.9 | 0 | 0 | 0.1 | 3.2 | 0 | 0 | 0 | 0 | 0.1 | 8.3 |
Primary instability | 0.1 | 2.9 | 0 | 0 | 0.2 | 6.5 | 0 | 0 | 0 | 0 | 0 | 0 |
Polyethylene wear | 0.1 | 2.9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Other | 1 | 21.3 | 0 | 0 | 0.5 | 16.1 | 0.9 | 40.8 | 0.4 | 14.3 | 0.2 | 12.5 |
Total | 3.3 | 100 | 1.7 | 100 | 3 | 100 | 2.1 | 100 | 2.6 | 100 | 1.6 | 100 |