Table 3 Complications in the two-stage PAP and single-stage AP groups
Operative stage | Severity | Category | Two-stage PAP surgery (N = 12) | Single-stage AP surgery (N = 16) | P value* |
|---|---|---|---|---|---|
Perioperative (≤ 6 weeks) | Major | Deep wound infection | 0 (0) | 1 (6) | 0.378 |
Motor weakness | 1 (8) | 1 (6) | 0.832 | ||
Minor | Delirium | 1 (8) | 1 (6) | 0.832 | |
Urinary infection | 0 (0) | 1 (6) | 0.378 | ||
Asymptomatic DVT | 1 (8) | 0 (0) | 0.240 | ||
Endplate injury | 0 (0) | 3 (19) | 0.112 | ||
Delayed (> 6 weeks) | Major | Rod breakage | 3 (25) | 4 (25) | 1.000 |
Minor | PJK | 2 (17) | 3 (19) | 0.887 | |
Incisional hernia | 0 (0) | 1 (6) | 0.378 | ||
Any complication | 6 (50) | 9 (56) | 0.743 |