Table 3 Distribution of complications
All cases | Cases 1–50 | Cases 51–127 | L4-5 (50) | L5-S1 (70) | |
|---|---|---|---|---|---|
Total | 8 (6.3%) | 6 (12%) | 2 (2.6%) | 5 (10%) | 3 (4.3%) |
Incomplete decompression | 3 (2.4%) | 2 (4%) | 1 (1.3%) | 2 (4%) | 1 (1.4%) |
Recurrent herniation | 2 (1.6%) | 1 (2%) | 1 (1.3%) | 1 (2%) | 1 (1.4%) |
Epidural hematoma | 1 (0.8%) | 1 (2%) | 0 | 1 (2%) | 0 |
Dural tear | 1 (0.8%) | 1 (2%) | 0 | 1 (2%) | 0 |
Subchondral osteonecrosis | 1 (0.8%) | 1 (2%) | 0 | 1 (1.4%) | |
p value | 0.041 | 0.048 | |||