Table 4 Radiological outcomes between patients with different ages
Age ≤ 5 years (4.2 ± 0.8) | Age>5 years (8.2 ± 1.3) | P value | |
|---|---|---|---|
Follow-up time (years) | 7.4 ± 2.3 (5–11) | 8.0 ± 2.6 (5–12) | 0.663 |
Kyphosis angle (°) | |||
Preoperative | 30.1 ± 9.5 (17.6–41.3) | 29.9 ± 7.8 (16.5–42.1) | 0.966 |
Postoperative | 5.5 ± 3.4 (1.4–11.0) | 6.1 ± 2.3 (1.0–9.6) | 0.711 |
Correction rate 1 (%) | 80.5 ± 9.9 (71.0–96.3) | 80.1 ± 5.7 (72.7–93.9) | 0.920 |
Final follow-up | 7.6 ± 4.0 (2.0–13.2) | 8.7 ± 2.5 (4.2–12.1) | 0.521 |
Correction rate 2 (%) | 72.3 ± 14.3 (55.1–94.7) | 70.8 ± 4.3 (63.6–76.2) | 0.747 |
Correction loss rate (%) | 8.2 ± 5.5 (1.6–15.9) | 9.3 ± 4.0 (5.7–19.4) | 0.610 |
LL (°) | |||
Preoperative | 23.1 ± 4.8 (15.0–27.0) | 24.9 ± 5.1 (17.0–32.6) | 0.527 |
Postoperative | 37.1 ± 3.6 (32.0–41.5) | 39.0 ± 3.1 (32.5–43.0) | 0.300 |
Final follow-up | 41.0 ± 2.8 (38.5–44.5) | 42.8 ± 2.9 (35.9–45.7) | 0.264 |
PI-LL (°) | |||
Preoperative | 14.8 ± 3.3 (11.8–20.0) | 14.5 ± 4.2 (8.2–23.5) | 0.895 |
Postoperative | 0.7 ± 1.6 (−1.0–2.9) | 0.3 ± 2.5 (−3.4–3.9) | 0.739 |
Final follow-up | 1.8 ± 1.1 (0.1–3.0) | 1.2 ± 2.4 (−1.8–4.6) | 0.482 |