Table III.
Numbers and rates of postoperative complications.
| Variable, n | Total (n = 101) |
< 70 years (n = 65) |
≥ 70 years (n = 36) |
|---|---|---|---|
| Postoperative complication (%) | 39 (38.6) | 24 (36.9) | 15 (41.6) |
| Blood transfusion | 18 | 12 | 6 |
| Surgical site infection | 6 | 4 | 2 |
| Radiation-related disorders of the skin | 3 | 2 | 1 |
| Deep vein thrombosis | 2 | 1 | 1 |
| Hydrocephalus | 1 | 1 | 0 |
| Pneumonia | 1 | 1 | 0 |
| Ureteral stenosis | 1 | 0 | 1 |
| Acute renal failure | 1 | 1 | 0 |
| Acute myocardiac infarction | 1 | 0 | 1 |
| Peritonitis | 1 | 1 | 0 |
| Delayed wound healing | 1 | 1 | 0 |
| Cerebrospinal leakage | 1 | 1 | 0 |
| C5 palsy | 1 | 0 | 1 |
| Fixed end vertebral fracture | 3 | 2 | 1 |
| Rod breakage | 1 | 1 | 0 |
| Proximal junctional failure | 1 | 0 | 1 |
| Number of complications | 43 | 28 | 15 |