Perioperative characteristics.
| Characteristics | Total (n = 66) |
| Spinal pathology | |
| Central stenosis | 42.4% (28) |
| Herniated nucleus pulposus | 95.5% (63) |
| Myeloradiculopathy | 87.9% (58) |
| Operative time,a min, mean ± SD | 50.3 ± 10.6 |
| Estimated blood loss, mL, mean ± SD | 27.5 ± 10.1 |
| Length of stay, h, mean ± SD | 10.1 ± 7.6 |
| Day of discharge | |
| POD0 | 81.8% (54) |
| POD1 | 18.2% (12) |
Abbreviation: POD, postoperative day.
Note: Data presented as (%) n unless otherwise indicated.
aFrom skin incision to closure.