Radiologic data: pre- vs postoperative findings.
| Radiologic Variable | Preoperative | Postoperative | P value |
| Sagittal vertical axis | 39.20° ± 50.29° | 31.67° ± 50.10° | 0.9773 |
| Lumbar lordosis | 41.27° ± 16.08° | 45.27° ± 13.56° | 0.3106 |
| Pelvic incidence–lumbar lordosis | 12.27° ± 16.01° | 8.27° ± 15.76° | 0.3106 |
| Segmental lordosisa | 3.26° ± 8.97° | 13.09° ± 15.25° | <0.01 |
↵a Lordosis measured on the segment implanted with LLIF cages.