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				𝑃
	Normal (𝑛=23)	Borderline (𝑛=35)	Marked (𝑛=27)	Severe (𝑛=10)
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 𝑃: 𝑃 value of ANOVA (differences between degrees of hypernasality)*: 𝑃<0.05**: 𝑃<0.01.