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Table 4 Comparision of changes of the interspace angle between patients with LIV located at one vertebra above the lower end vertebra(group 1) and those with LIV located at lower end vertebra(group 2) (X ± S)

From: The changes of the interspace angle after anterior correction and instrumentation in adolescent idiopathic scoliosis patients

interspace angle

Group 1(n = 10)

Group 2(n = 20)

t value

P value

preoperative

3.1° ± 3.0°

3.3° ± 3.3°

0.161

0.873

postoperative

4.5° ± 3.8°

0.4° ± 6.7°

2.129

0.042

at final follow-up

9.3° ± 6.4°

2.6° ± 7.9°

2.316

0.028

Loss

4.8° ± 3.3°

1.2° ± 4.9°

2.073

0.047

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X