Objective Assessment of Hypernasality in Patients with Cleft Lip and Palate with the NasalView System: A Clinical Validation Study
Table 2
Results grouped in different degrees of hypernasality.
Measurement
degree of hypernasality
Normal ()
Borderline ()
Marked ()
Severe ()
Nasalance of nS [%]
Mean
44.08
45.06
47.65
55.30
0.048*
SD
4.63
6.12
5.66
5.42
Nasalance of nnS [%]
Mean
26.30
29.80
35.36
45.21
0.007**
SD
2.93
3.49
5.21
4.25
Nasalance ratio
Mean
0.602
0.671
0.745
0.819
0.036*
SD
0.081
0.139
0.142
0.085
Nasalance distance [%]
Mean
17.76
15.26
12.29
10.08
0.033*
SD
4.85
5.94
5.04
3.43
nS: nasal sentence; nnS: nonnasal sentence; mean: arithmetic mean; SD: standard deviation : value of ANOVA (differences between degrees of hypernasality)*: **: .