Table 3 Comparison of the clinical characteristics based on a grouping by 30°
α ≤ 30° (n = 336) | α > 30° (n = 23) | p-value | |
|---|---|---|---|
Age at Nuss repair, years (mean ± SD) | 23.8 ± 7.8 | 25 ± 6.8 | 0.409 |
Sex, n (%) | 0.754 | ||
Male | 284 (85%) | 20 (87%) | |
Female | 52 (15%) | 3 (13%) | |
Flipping angle, degrees (mean ± SD) | 12.8 ± 6.3 | 40.4 ± 5.8 | < 0.001 |
Body weight, kg (mean ± SD) | 57.6 ± 10.7 | 63.6 ± 11.5 | 0.01 |
Haller index, (mean ± SD) | 4 ± 0.9 | 4.4 ± 1.8 | 0.018 |
Observation period, years (mean ± SD) | 2.2 ± 1.3 | 1.9 ± 1.6 | 0.405 |
BarN†, n (%) | 0.641 | ||
1 | 33 (10%) | 2 (9%) | |
2 | 269 (80%) | 20 (87%) | |
3 | 34 (10%) | 1 (4%) | |
Scoliosis, n, (%) | 0.596 | ||
Yes | 316 (94%) | 21 (91%) | |
No | 20 (6%) | 2 (9%) | |
Symmetry n, (%) | 0.593 | ||
Yes | 156 (46%) | 12 (52%) | |
No | 180 (54%) | 11 (48%) |