Postoperative admission frequency and duration.
| Procedure | Number of cases | In-room time (minutes) | Admitted patients | Length of stay (days) |
|---|---|---|---|---|
| MI SI joint fusion | 50 | 112 ± 23 | 50 | 3.5 ± 2.12 |
| PLD | 89 | 119 ± 26 | 12 | 0.34 ± 0.99 |
MI: minimally invasive; SI: sacroiliac; PLD: primary lumbar discectomy.