Radiographic outcomes.
| Outcome Measure | Mean (SD) (Range) | P Value | |||
| Preoperative | 1-y Postoperative | Last Follow-Up | (Last Follow-Up) – (Preoperative) | ||
| Cobb angle | 31.1 (14.5) (15.2–74.7) | 13.9 (8.9) (0–48.3) | 12.1 (9.1) (0–49.7) | 18.9 (9.8) (0.94–62.1) | <0.05 |
| Lumbar lordosis | 41 (16.3) (2.4–84.3) | 46.7 (11.4) (10.8–88.2) | 48.1 (11.2) (18.3–75.8) | 10.2 (9.1) (0.12–43.8) | <0.05 |
| Pelvic incidence/lumbar lordosis mismatch | 18.6 (12.3) (0.3–60.9) | 11.5 (8.1) (0.1–37.2) | 11.7 (7.5) (0–29.6) | 10.5 (9.3) (0.05–44) | <0.05 |
| Sagittal vertical axis | 64.1 (54.5) (9.5–267) | 39.5 (31.4) (0–163) | 39.1 (30.2) (0–125.5) | 36.8 (35.7) (0.51–192.2) | <0.05 |
Note: P values reflect difference between preoperative and last follow-up values.