Table 2 Baseline characteristics in 272 Boston braced patients with late-onset juvenile or adolescent idiopathic scoliosis at mean follow-up of 24.7 years
Characteristic | Adolescent n = 214 | Late-onset n = 58 | p-value |
|---|---|---|---|
Age at start of brace treatment (years) | 13.8 (1.3) | 10.7 (1.9) | < 0.001 |
Bone age at start brace treatment (years) | 13.1 (1.4) | 10.5 (2.0) | < 0.001 |
Age at menarche (years) | 13.2 (1.1) | 13.2 (1.1) | 0.22 |
Age at weaning (years) | 16.1 (1.1) | 14.5 (1.8) | < 0.001 |
Bone age at weaning (years) | 15.4 (1.0) | 14.4 (1.7) | < 0.001 |
Major curve at start brace treatment (°) | 33.3 (6.9) | 31.9 (7.1) | 0.18 |
Major curve at weaning (°) | 29.0 (10.0) | 26.3 (11.8) | 0.09 |
Age at operation (years) | 15.4 (1.8) | 14.4 (1.9) | 0.22 |
Major curve at long-time follow-up (°) | 33.0 (12.7) | 30.4 (12.9) | 0.17 |