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Computerized rhinomanometry: a study of total nasal resistance normal values
L Janosević1, J Dotlić, S Janosević
1Clinical Center of Serbia, Belgrade University Medical School, Belgrade.
Acta Chirurgica Iugoslavica
|March 12, 2010
Summary
Computerized rhinomanometry provides objective nasal airflow data. This study establishes normal total nasal resistance values in healthy adults, finding significant influences from sex, height, and weight.
Area of Science:
- Otolaryngology
- Medical Engineering
- Respiratory Physiology
Background:
- Computerized rhinomanometry is a valuable research tool for nasal airflow and resistance.
- Standardization is needed to increase its clinical use.
- Establishing normative data is crucial for accurate clinical interpretation.
Purpose of the Study:
- To determine normal total nasal resistance values in a healthy adult population.
- To utilize computerized rhinomanometry for objective nasal parameter assessment.
- To contribute to the standardization of nasal airway assessment methods.
Main Methods:
- Active anterior rhinomanometry was performed on 108 healthy adults.
- Measurements were taken at rest (non-decongested mucosa) with 10 repetitive trials.
- Nasal resistance was calculated based on International Rhinologic Society recommendations at 150 Pa.
Main Results:
- The mean total nasal resistance was 0.179 Pa/cm³/s (95% CI: 0.167–0.191 Pa/cm³/s).
- Total nasal resistance was significantly influenced by sex (p < 0.001).
- Height (p < 0.001) and weight (p < 0.001) also significantly impacted total nasal resistance.
Conclusions:
- This study provides essential normative data for total nasal resistance in healthy adults.
- Findings highlight the influence of sex, height, and weight on nasal resistance.
- The data supports the standardization of computerized rhinomanometry for clinical applications.
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