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. 2010 Oct 29;2(4):285–290. doi: 10.1111/j.1757-7861.2010.00101.x

Table 1.

Physical characteristics of AIS girls by group

Group Pr Group NP Group Su Group NS
Age before bracing (years) 12.7 ± 1.7 13.2 ± 1.4 12.2 ± 1.5 13.2 ± 1.4*
Years after menarche before bracing (years) 1.0 ± 0.7 0.9 ± 0.7 0.9 ± 1.0 0.9 ± 0.7
Age at menarche (years) 13.1 ± 1.0 12.6 ± 1.2 13.1 ± 0.9 12.6 ± 1.2
Risser grade before bracing 1.4 ± 1.6 2.1 ± 1.5 0.8 ± 1.2 2.2 ± 1.5*
Curve magnitude before bracing (°) 30.4 ± 6.1 29.4 ± 5.5 32.6 ± 4.3 29.2 ± 5.4*
Duration of brace treatment (years) 2.4 ± 1.5 2.5 ± 0.9 2.2 ± 1.4 2.5 ± 0.9

Note: *†Indicates significant difference between Groups Pr and NP, and between Groups Su and NS, respectively (P < 0.05).

NP, non‐progressed; NS, ineligible for surgery; Pr, progressed; Su, eligible for surgery.