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Table 7 Characteristics of patients with different age of IS onset

From: CHD7 gene polymorphisms in female patients with idiopathic scoliosis

 AIS N = 152EOIS N = 59P-value
Age (y)18.5 ± 1.8 (12.3–24.1)16.3 ± 7.1 (12.4–50.1)0.62a
Age of menarche12.9 ± 1.3 (10.0–15.1)13.1 ± 1.1 (10.5–16)0.34b
Cobb angle (°)35.2 ± 15.6 (10–90)49.4 ± 19.5 (14–114)0.0001a
Progression rate (°/month)0.52 ± 0.75 (0–4.0)1.15 ± 1 (0–4.0)0.0001a
Surgical treatment16.4%50.8%0.0001c
  1. Abbreviations: IS idiopathic scoliosis, a – U-Mann-Whitney test, b – t-test, c – Chi-square test
  2. significant P-values (<0.05) are in bold