Table 3 Surgical complications
Group | Overall (n = 75) | Early fixation failure (≤3 months, n = 40) | P-value | Late fixation failure (> 3 months, n = 35) | P-value | ||
|---|---|---|---|---|---|---|---|
Stem type | Primary stem (n = 16) | Revision stem (n = 24) | Primary stem (n = 22) | Revision stem (n = 13) | |||
Complications (%) | |||||||
Intraoperative femur fracture | 4 (5%) | 0 | 3 (13%) | 0.141 | 0 | 1 (8%) | 0.187 |
Stem subsidence or loosening | 7 (9%) | 5 (31%) | 1 (4%) | 0.019 | 0 | 1 (8%) | 0.187 |
Greater trochanter fracture | 5 (7%) | 2 (13%) | 2 (8%) | 0.667 | 1 (5%) | 0 | 0.435 |
Periprosthetic fracture | 3 (4%) | 3 (19%) | 0 | 0.027 | 0 | 0 | – |
Dislocation | 1 (1%) | 0 | 0 | – | 0 | 1 (8%) | 0.187 |
Periprosthetic joint infection | 0 | 0 | 0 | – | 0 | 0 | – |
Acetabular complications | 1 (1%) | 0 | 1 (4%) | 0.408 | 0 | 0 | – |
Number of patients with complications (%) | 16 (21%) | 7 (44%) | 7 (29%) | 0.343 | 1 (5%) | 1 (8%) | 0.698 |
Reoperations (%) | 8 (11%) | 5 (31%) | 2 (8%) | 0.061 | 0 | 1 (8%) | – |