Table 2 Comparison of the baseline demographic and clinical characteristics between the positive and negative AV groups
Variables | Negative AV | Positive AV | P value |
|---|---|---|---|
Failure rate (%) | 36.8 | 81.2 | 0.016*,b |
Surgical rate (%) | 21.1 | 75.0 | 0.002*,b |
AV at PHV (°/y) | −9.6 ± 7.6 | 8.2 ± 4.0 | 0.000*,a |
Initial curve magnitude (°) | 26.3 ± 4.6 | 26.7 ± 5.7 | 0.832 |
Final curve magnitude (°) | 29.4 ± 9.1 | 39.6 ± 14.2 | 0.015*,a |
PHV (cm/y) | 8.8 ± 1.5 | 9.4 ± 1.8 | 0.327 |
Timing of PHV (yrs) | 11.7 ± 1.1 | 11.5 ± 0.8 | 0.732 |
Age at diagnosis (yrs) | 11.0 ± 1.3 | 10.0 ± 1.0 | 0.014*,a |
Initial SSMS | 2.7 ± 0.6 | 2.2 ± 0.5 | 0.006*,a |
Initial DRU (R) | 7.0 ± 0.8 | 6.4 ± 1.0 | 0.053 |
Initial DRU (U) | 5.1 ± 0.8 | 4.3 ± 0.9 | 0.016*,a |
SSMS at PHV | 3.4 ± 0.5 | 3.5 ± 0.6 | 0.495 |
DRU (R) at PHV | 8.0 ± 0.7 | 8.0 ± 0.7 | 0.999 |
DRU (U) at PHV | 5.9 ± 0.5 | 5.8 ± 0.4 | 0.244 |
Percentage of major thoracic curve (%) | 47.3 | 68.8 | 0.306 |
Initial height (cm) | 145.2 ± 7.2 | 138.3 ± 8.2 | 0.013*,a |
Final height (cm) | 161.3 ± 5.4 | 159.2 ± 5.6 | 0.257 |