Curve progression after long-term brace treatment in adolescent idiopathic scoliosis: comparative results between over and under 30 Cobb degrees - SOSORT 2017 award winner

Table 3 Differences in C_M across t ₁–t ₄ in > 30° as determined by one-way ANOVA with Bonferroni’s post test

Cobb >30°	Mean Diff,	t	P < 0.05	Summary	95% CI of diff
Beginning of treatment (t1) vs End of treatment (t2)	15.3	7.36	Yes	***	9.75 to 20.9
Beginning of treatment (t1) vs 5 years follow-up (t3)	13.2	6.37	Yes	***	7.63 to 18.7
Beginning of treatment (t1) vs 10 years minimum follow-up (t4)	11.4	5.53	Yes	***	5.91 to 16.9
End of treatment (t2) vs 5 years follow-up (t3)	−2.15	1.04	No	ns	−7.71 to 3.40
End of treatment (t2) vs 10 years minimum follow-up (t4)	−3.88	1.87	No	ns	−9.43 to 1.67
5 years follow-up (t3) vs 10 years minimum follow-up (t4)	−1.73	0.835	No	ns	−7.24 to 3.79

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