Table 4.
Number of complications associated with the index operation
| Control | p-value | Group 1 | p-value | Group 2 | |
|---|---|---|---|---|---|
| Total hip arthroplasties | 22 (22) | 22 (21) | 50 (48) | ||
| Surgical complications | |||||
| fracture, greater trochanter | 3 | 1 | 1 | ||
| fracture/fissure, proximal femur | 1 | 3 | 2 | ||
| Post-surgical complications | |||||
| requiring reoperation | |||||
| hematoma | 2 | 1 | 17 | ||
| wound infection | 0 | 0 | 1 | ||
| pin tract infection | – | – | 1 | ||
| requiring closed reduction | |||||
| dislocation of spacer | – | – | 1 | ||
| dislocation of hip | 0 | 0 | 6 | ||
| total reinterventions | 2 | 0.5 a | 1 | 0.004 a | 26 |
| Total (post-) surgical complications | 6 | 0.9 a | 5 | 0.03 a | 29 |
| Non-surgical complications | |||||
| during hospitalization | |||||
| thrombosis/emboli | 0 | 0 | 2 | ||
| miscellaneous | 1 | 3 | 4 | ||
| early death | 0 | 0 | 2 b |
a Mann-Whitney U-test.
b Death due to heart failure and pneumonia, one month after the index operation.