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Snoring and nasal resistance during sleep
H Miljeteig1, P Savard, S Mateika
1Department of Otolaryngology, St. Michael's Hospital, Toronto.
The Laryngoscope
|August 1, 1993
Summary
Nasal obstruction does not significantly correlate with snoring frequency or intensity in individuals breathing exclusively through their nose during sleep. Further research is needed to clarify the complex relationship between nasal resistance and snoring.
Area of Science:
- Otolaryngology
- Sleep Medicine
- Respiratory Physiology
Background:
- Nasal obstruction is commonly linked to snoring and sleep apnea.
- Limited studies concurrently measure nasal resistance and snoring.
- The precise relationship between nasal airflow and snoring remains unclear.
Purpose of the Study:
- To investigate the correlation between nasal resistance and snoring in nonapneic men.
- To quantify snoring and nasal resistance during sleep.
Main Methods:
- Nocturnal polysomnography was performed on eight nonapneic snoring men.
- Quantitative snoring assessment and concomitant nasal resistance measurements were conducted.
- Nasal resistance was compared during wakefulness and sleep, and at highest and lowest sleep levels.
Main Results:
- No significant group change in nasal resistance between wakefulness and sleep.
- No significant correlation found between sleeping nasal resistance and snoring index.
- Significant differences in nasal resistance during sleep did not affect snoring frequency or intensity.
Conclusions:
- Nasal obstruction during sleep is not significantly correlated with snoring frequency or intensity in subjects breathing exclusively nasally.
- The study highlights a lack of direct relationship between nasal airflow resistance and snoring characteristics.