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Table 5 Characteristics of patients with different progression rate of IS

From: CHD7 gene polymorphisms in female patients with idiopathic scoliosis

 NP-IS N = 80SP-IS N = 78RP-IS N = 53P-value
Age (y)18.5 ± 1.8 (15.0–24.1)16.9 ± 2.4 (15–26.2)16.3 ± 7.1 (12.4–50.1)0.12b
Age of menarche12.9 ± 1.3 (10.0–15.1)13.1 ± 1.3 (10.0–16.2)13.1 ± 1.1 (10.5–16.1)0.22a
Cobb angle (°)23.9 ± 5.4 (10–30)38.9 ± 7.9 (30–65)62.7 ± 15.7 (39–114)0.0001a
Progression rate (°/month)0.15 ± 0.21 (0.0–1.0)0.51 ± 0.23 (0.22–0.93)1.82 ± 0.96 (1.0–4.0)0.0001a
Surgical treatment012.8%84.9%0.0001c
  1. Abbreviations: IS idiopathic scoliosis, NP-IS nonprogressive idiopathic scoliosis, SP-IS slowly progressive idiopathic scoliosis and RP-IS rapidly progressive idiopathic scoliosis, values shown as mean ± standard deviation (min-max), a- ANOVA with Bonferroni correction, b –Kurskal-Wallis test, c –Chi-square test
  2. significant P-values (<0.05) are in bold