Table 2 Overall operative outcomes
Outcomes | N = 313 |
|---|---|
Intraoperative complications, n (%) | |
 Dural tear | 7 (2) |
 Vertebral artery injury | 4 (1) |
 Spinal cord injury | 1 (< 1) |
Postoperative complications, n (%) | |
 Pneumonia | 33 (11) |
 Delirium | 30 (10) |
 Urinary tract infection | 27 (9) |
 Surgical site infection | 6 (2) |
 Cerebral infarction | 5 (2) |
 Instrumentation failure | 4 (1) |
 Cerebrospinal fluid leakage | 4 (1) |
 Pulmonary embolism | 3 (1) |
 Epidural hematoma | 1 (< 1) |
1-year mortality, % | |
 Overall | 8 |
 ASIA Impairment Scale A / B / C / D / E | 44 / 14 / 5 / 1 / 5 |
Walking capacity deterioration 1-year postoperativelya, % | |
 Overall | 33 |
 ASIA Impairment Scale A / B / C / D / E | 100 / 100 / 63 / 21 / 18 |