Table 1.
Patient characteristics (80 patients)
| Criterion | missing, n | |
|---|---|---|
| Female sex | – | 60 |
| Postmenarchal at study inclusion | – | 44/60 |
| Age at brace initiation in years, mean (SD) | – | 12.7 (1.7) |
| Age at study inclusion in years, mean (SD) | – | 14.3 (1.4) |
| Body mass index at study inclusion, mean (SD) | – | 18.0 (2.9) |
| Risser stage a at study inclusion | – | |
| stage 0 | – | 18 |
| stage I | 7 | |
| stage II | 10 | |
| stage III | 15 | |
| stage IV | 29 | |
| stage V | 1 | |
| Pre-brace Cobb angle, mean (SD) | 2 | 38 (12) |
| Initial in-brace correction in %, mean (SD) | 10 | 29 (17) |
| Cobb angle at study inclusion, mean (SD) a | – | 36 (14) |
| Lenke classification before surgery | – | |
| type 1 | 50 | |
| type 5 | 19 | |
| type 2, 3, 4, or 6 | 11 | |
| Daily hours of brace wear, mean (SD) b | – | 15.5 (6.5) |
a
Measured on the last in-brace or out-of-brace radiograph before study inclusion.
b
Patients were asked to estimate their average number of hours of brace wear per day during the past month of brace treatment.