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Table 1 Comparison of the baseline demographic and clinical characteristics between the failure and success brace groups

From: Association between braced curve behavior by pubertal growth peak and bracing effectiveness in female idiopathic scoliosis: a longitudinal cohort study

Variables All patients Failure Success p value
Age at diagnosis (yrs) 10.5 ± 1.3 10.3 ± 1.2 10.9 ± 1.3 0.159
Age at final follow-up (yrs) 15.4 ± 2.0 15.3 ± 2.2 15.5 ± 1.6 0.705
Initial curve magnitude (°) 26.5 ± 5.0 26.4 ± 5.4 26.7 ± 4.7 0.857
Final curve magnitude (°) 34.0 ± 12.6 42.5 ± 8.4 22.8 ± 7.3 0.000*,a
Final Risser score 3.8 ± 0.9 3.6 ± 1.1 4.0 ± 0.0 0.134
PHV (cm/y) 9.1 ± 1.6 9.0 ± 1.7 9.3 ± 1.4 0.582
Timing of PHV (yrs) 11.6 ± 0.9 11.5 ± 1.0 11.7 ± 0.9 0.684
AV at PHV (°/y) −1.5 ± 10.9 2.3 ± 9.1 −6.5 ± 11.4 0.016*,a
Initial height (cm) 141.9 ± 8.4 140.6 ± 8.6 143.7 ± 8.0 0.237
Final height (cm) 160.4 ± 5.6 159.2 ± 5.8 161.8 ± 5.1 0.176
Percentage of major thoracic curve (%) 57.1 80 26.7 0.002*,b
  1. AV Angle velocity, PHV Peak height velocity
  2. Analyses were performed through
  3. aindependent sample T test
  4. bcrosstab analysis
  5. *p < 0.05