Table 1.
Demographic and clinical summary
| Characteristic | Statistic |
|---|---|
| No. of patients | 45 |
| Age (years) | 71.4 ± 8.2 |
| Female | 16 (35.6%) |
| No. of fusion segments | 1.5 ± 0.7 |
| One-level | 27 |
| Two-levels | 14 |
| Three-levels | 3 |
| Four-levels | 1 |
| No. of fusion spine levels | 68 |
| L1–2 (% of patients) | 3 (4.4%) |
| L2–3 (% of patients) | 9 (13.2%) |
| L3–4 (% of patients) | 22 (32.4%) |
| L4–5 (% of patients) | 34 (50.0%) |
| Blood loss (ml) | 55.5 ± 60.1 |
| Time in operating room (min) | 116.5 ± 41.0 |
| Length of stay (days) | 16.4 + 4.4 |
All values are in mean ± standard deviation