Table 3: Perceptual speech ratings for the six patients with and without palatal lift appliance (PLA).
Patient |
Trial |
Rater 1 |
Rater 2 |
Rater 3 |
With PLA |
Without PLA |
With PLA |
Without PLA |
With PLA |
Without PLA |
1 |
Trial 1 |
1 |
3 |
1 |
3 |
1 |
3 |
Trial 2 |
2 |
3 |
1 |
3 |
1 |
3 |
2 |
Trial 1 |
1 |
3 |
2 |
3 |
1 |
4 |
Trial 2 |
1 |
3 |
1 |
3 |
1 |
4 |
3 |
Trial 1 |
1 |
3 |
1 |
3 |
1 |
3 |
Trial 2 |
1 |
4 |
1 |
3 |
1 |
3 |
4 |
Trial 1 |
1 |
4 |
1 |
4 |
1 |
4 |
Trial 2 |
1 |
4 |
1 |
3 |
1 |
4 |
5 |
Trial 1 |
1 |
4 |
1 |
4 |
1 |
3 |
Trial 2 |
1 |
4 |
1 |
4 |
2 |
3 |
6 |
Trial 1 |
2 |
4 |
1 |
4 |
2 |
4 |
Trial 2 |
2 |
4 |
1 |
4 |
2 |
4 |
Absence of hypernasality (1), mild hypernasality (2), moderate hypernasality (3), and severe hypernasality (4).