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