Table 2. Summary of patient details, surgical metrics, and patient-reported outcomes.
| Parameter | Average value (range) or % |
|---|---|
| Age at surgery | 77 (52–88) |
| Male | 45% |
| ASA grade | 3 |
| Low impact mechanism | 45% |
| BMI | 34 (20.4–44.5) |
| Number of segments incorporated | 7 (6–10) |
| Operative time (min) | 227 (79–449) |
| Blood loss (mL) | 251 (25–900) |
| Postoperative LOS (d) | 14.4 (4–60) |
| Postoperative ODI | 21.5% (0–34%) |
| Postoperative EQ-5D Utility Score | 0.77 (0.60–1.0) |
| Follow-up time (mo) | 28 (5–58) |
Abbreviations: ASA, American Society of Anesthesiologists; BMI, body mass index; EQ-5D, EuroQol-5D; LOS, length of stay; ODI, Oswestry Disability Index.