| Demographics | Group | |
| Scoliosis | Control | |
| Age (years, months) | 14, 4 | 29, 7 |
| Female | 46 | 42 |
| Male | 12 | 16 |
| Caucasian-American | 41 | 47 |
| African-American | 7 | 3 |
| Indian-American | 5 | 3 |
| Hispanic-American | 5 | 4 |