Table 1 Mean age and gender distribution of the rating panels
| Rater group | n | Mean age (SD) | Female/male |
|---|---|---|---|
| Orthodontists | 33 | 36.6 (4.6) | 14/19 |
| Plastic surgeons | 32 | 38.8 (5.6) | 12/20 |
| Oral and maxillofacial surgeons | 32 | 37.8 (5.7) | 10/22 |
| Laypeople | 100 | 32.6 (7.5) | 47/53 |