TABLE 1.
Characteristics of the included patients
| Characteristics | |
|---|---|
| Age (y) | 65.5 ± 16.2 |
| Gender (M/F) | 98/128 |
| Surgical diagnosis (n, %) | |
| Degenerative disc disease | 28 (12.4%) |
| Spondylolisthesis | 56 (24.8%) |
| Spinal stenosis | 99 (43.8%) |
| Degenerated scoliosis | 43 (19.0%) |
| Fused segments (n, %) | |
| 1 | 95 (42.0%) |
| 2 | 77 (34.1%) |
| 3 | 34 (15.0%) |
| 4 | 20 (8.8%) |
| Fused levels (n, %) | |
| L1/L2 | 23 (5.3%) |
| L2/L3 | 72 (31.9%) |
| L3/L4 | 116 (26.9%) |
| L4/L5 | 220 (51.0%) |
| Hospital stay (d) | 4.1 ± 2.1 |
| Time of last follow up (m) | 18.2 ± 6.1 |
| Time for MRI postoperatively (m) | 9.1 ± 3.5 |
d, day; m, month; M/F, male/female; n, number; y, year.