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Screening for obstructive sleep apnea in patients presenting for snoring surgery
P S Pradhan1, R E Gliklich, J Winkelman
1Department of Otolaryngology, Massachusetts Eye and Ear Infirmary, Harvard Medical School, Boston, USA.
The Laryngoscope
|November 1, 1996
Summary
Diagnosing obstructive sleep apnea (OSA) in patients undergoing snoring surgery is crucial. New screening models using clinical data alone show 100% sensitivity, reducing the need for costly polysomnography.
Area of Science:
- Sleep Medicine
- Otolaryngology
- Medical Diagnostics
Background:
- Obstructive sleep apnea (OSA) is linked to increased mortality.
- Accurate diagnosis of OSA is essential for patients seeking snoring surgery.
- Current diagnostic methods like polysomnography can be resource-intensive.
Purpose of the Study:
- To develop and evaluate screening models for obstructive sleep apnea (OSA).
- To compare the sensitivity and cost-effectiveness of screening models against universal polysomnography.
- To identify optimal strategies for OSA detection in patients presenting for snoring surgery.
Main Methods:
- Prospective study involving 150 consecutive patients.
- Multivariate analysis incorporating clinical data, questionnaire responses, and polysomnography.
- Development and comparison of two distinct screening models for OSA detection.
Main Results:
- Two developed screening models achieved 100% sensitivity in detecting OSA.
- Screening models significantly reduced the requirement for polysomnograms.
- Clinical data-based screening projected cost savings of $35-$80 per patient.
Conclusions:
- A screening model utilizing clinical data alone is cost-effective for OSA detection in snorers.
- Clinical data screening is more cost-effective than models combining data with pulse oximetry.
- Screening models offer a viable alternative to universal polysomnography, though overall savings may be modest.