From: Associations between speech features and phenotypic severity in Treacher Collins syndrome
Increased overjet | Reverse overjet | Anterior and lateral open bite | No malocclusion | Number of individuals | |
---|---|---|---|---|---|
(n = 5) | (n = 2) | (n = 2) | (n = 10) | (n = 19) | |
Anterior oral substitutions | 4 | 1 | 2 | 2 | 8 |
Bilabial articulation | 2 | 0 | 1 | 1 | 4 |
Labiodental articulation | 1 | 0 | 0 | 0 | 1 |
Interdental articulation | 1 | 0 | 1 | 0 | 2 |
Lateral /s/ | 4 | 1 | 0 | 2 | 7 |
Posterior oral substitutions | 2 | 1 | 1 | 2 | 6 |
Palatal articulation | 0 | 0 | 0 | 1 | 1 |
Retracted to velar | 0 | 0 | 1 | 0 | 2 |
Retracted to uvular | 2 | 1 | 0 | 1 | 4 |
Double articulation | 1 | 0 | 0 | 0 | 1 |
No articulation errors | 1 | 1 | 0 | 6 | 8 |