Table 1.
Distribution of the male AIS patients and their controls by chronological age and curve type
| Age (years) | Number of subjects | Age (years) | Curve types of AIS | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Control | AIS | Control | AIS | MT | TL | ML | DT | DM | |
| 11 | 12 | 10 | 11.0 ± 0.3 | 11.1 ± 0.3 | 5 | 2 | 0 | 0 | 3 |
| 12 | 13 | 10 | 11.9 ± 0.3 | 11.9 ± 0.2 | 5 | 3 | 1 | 0 | 1 |
| 13 | 25 | 22 | 13.0 ± 0.3 | 13.0 ± 0.2 | 11 | 5 | 4 | 0 | 2 |
| 14 | 41 | 40 | 14.0 ± 0.3 | 14.0 ± 0.3 | 18 | 7 | 6 | 3 | 6 |
| 15 | 91 | 82 | 15.0 ± 0.3 | 15.0 ± 0.3 | 38 | 9 | 13 | 1 | 21 |
| 16 | 85 | 79 | 15.9 ± 0.3 | 15.9 ± 0.3 | 35 | 8 | 15 | 5 | 16 |
| 17 | 50 | 47 | 16.9 ± 0.3 | 16.9 ± 0.3 | 18 | 7 | 10 | 5 | 7 |
| 18 | 25 | 23 | 17.7 ± 0.2 | 18.0 ± 0.3 | 10 | 5 | 4 | 1 | 3 |
| 19 | 14 | 19 | 18.9 ± 0.3 | 18.9 ± 0.3 | 8 | 2 | 2 | 1 | 6 |
MT major thoracic curve, DM double major curve, TL thoracolumbar curve, ML major lumbar curve, DT double thoracic curve