Table 1: Frequency of each articulatory error in each group
| Â | Repaired VPI | Velopharyngeal mislearning | Unrepaired VPI | |||
|---|---|---|---|---|---|---|
| Â | No. | % | No. | % | No. | % |
Substitution errors (Nasalized phonemes) | 20 | 35 | 10 | 34 | 11 | 55 |
Pharyngeal fricatives | 18 | 31.5 | 8 | 27.5 | 5 | 25 |
Glottal stops | 10 | 17.5 | 4 | 14 | 2 | 10 |
Backing | 5 | 9 | 2 | 7 | 0 | 0 |
Lateral fricatives | 2 | 3.5 | 4 | 14 | 1 | 5 |
Distorted /r/ sound | 2 | 3.5 | 1 | 3.4 | 1 | 5 |
Total no. of defects | 57 | 100 | 29 | 100 | 20 | 100 |