Table 2 Comparison of radiographic measurements from baseline, before the second surgery, and at the last follow-up after the second surgery.

From: Transient fixation of L4 vertebra preserves lumbar motion and function in Lenke Type 5C and 6C scoliosis

Radiologic parameters

Baseline

Before the second surgery

At the last follow-up

P-value*

P-value**

TL/L Cobb angle (o)

50.2 ± 7.8 (42.8–64.9)

11.7 ± 4.6 (5.4–19.3)

12.5 ± 4.3 (6.9–20.5)

 < 0.01

0.446

Thoracic Cobb angle (o)

36.3 ± 13.8 (7.6–72.9)

7.8 ± 3.3 (1.0–14.7)

7.7 ± 3.4 (3.6–17.5)

 < 0.01

0.629

Shoulder balance (CHD, mm)

10.2 ± 6.4 (0.4–27.4)

5.6 ± 3.1 (0.1–15.0)

5.3 ± 2.9 (1.2–14.4)

 < 0.01

0.687

Sagittal vertical axis (mm)

0.1 ± 20.1 (-39.3–39.8)

5.5 ± 13.4 (−22.4–64.6)

1.9 ± 8.0 (−8.0–14.5)

0.245

0.145

Coronal balance (mm)

19.6 ± 7.9 (10.7–45.6)

9.3 ± 5.3 (3.8–26.9)

8.9 ± 3.6 (3.1–15.7)

 < 0.01

0.271

LIV(L3) tilting angle (o)

24.3 ± 4.9 (10.5–32.7)

4.4 ± 2.1 (1.1–7.4)

4.7 ± 2.2 (0.5–8.9)

 < 0.01

0.304

LIV(L3/4) coronal disc angle (o)

4.4 ± 3.4 (0.4–12.5)

1.9 ± 1.3 (0.1–4.3)

2.5 ± 1.6 (0.5–9.5)

 < 0.01

0.265

L3/S1 lordosis (o)

42.4 ± 6.2 (34.7–52.3)

35.6 ± 6.3 (24.4–43.1)

39.3 ± 4.3 (30.2–45.7)

 < 0.01

0.03

L3/4 lateral disc mobility (o)

6.6 ± 1.8 (4.1–9.2)

NA

4.3 ± 1.7 (2.4–6.5)

 < 0.01§

 
  1. Data are presented as Mean ± SD/SE (Range). *: p-value from paired t-test comparing values at baseline with those before the second surgery. **: p-value from paired t-test comparing values before the second surgery with those at the last follow-up. §: p-value from paired t-test comparing values at baseline with those at the last follow-up. NA; not accessible. TL/L: Thoracolumbar/lumbar; CHD: Coracoid head difference.
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