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Variation in lumbar lordosis (LL) and difference between LL and pelvic incidence (PI): preoperative, postoperative, and at last follow-up.
| Preoperative | Postoperative | Last follow-up | ||||
|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Mean | SD | |
| Pelvic incidence (°) | 54.4 | 12.2 | ||||
| Lumbar lordosis (°) | 42.1 | 13.8 | 46.4 | 10.9 | 48.7 | 14.5 |
| PI—LL (°) | 11.5 | 9.7 | 5.7∗ | 9.2 | 5.8∗ | 10.9 |
∗Significant change compared to the preoperative time.
