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Table 3 Percentage improvement relative to the initial angle at T1 (in-brace), T2 (6 months), T3 (1 year), for group A (ARTbrace) and Group B (old Lyon brace)

From: The new Lyon ARTbrace versus the historical Lyon brace: a prospective case series of 148 consecutive scoliosis with short time results after 1 year compared with a historical retrospective case series of 100 consecutive scoliosis; SOSORT award 2015 winner

Percentage improvement (T0-T1)/T0 (T0-T2)/T0 (T0-T3)/T0
A-Tho ART (n = 108) 62.5 % 32.6 % 28.5 %
A-Lumb ART (n = 87) 76.1 % 44.3 % 41.1 %
B-Tho Hist (n = 76) 45.5 % 23.0 % 13.5 %
B-Lumb Hist (n = 59) 58.5 % 26.5 % 31.2 %