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Effect of CPAP Therapy on LPR Among Patients With OSAS

Conditions
Obstructive Sleep Apnea
Laryngopharyngeal Reflux
Registration Number
NCT03455803
Lead Sponsor
Assiut University
Brief Summary

This study will investigate the changes in the reflux symptom index (RSI) and reflux finding score (RFS) among patients with obstructive sleep apnea after regular humidified CPAP therapy. Since these two diseases have strong associations then one may consider the possible benefits from therapy in between them.

Detailed Description

Not available

Recruitment & Eligibility

Status
UNKNOWN
Sex
All
Target Recruitment
30
Inclusion Criteria
  • Patients have to stop proton pump inhibitors (PPI) therapy 1 month before enrollment in the study.
  • To be eligible as LPR patients in our study, patients must have presented a RSI score > 13 and a RFS score > 7. These thresholds were highly correlated with pathological pH monitoring (pH < 4)
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Exclusion Criteria
  • Noncompliance for CPAP Use: According to the standard Medicare criteria to define CPAP compliance, the patients who demonstrated CPAP use ≥ 4 h/ night for ≥ 70% of the nights are considered compliant.
  • Antireflux therapy during the period of the study.
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Study & Design

Study Type
OBSERVATIONAL
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Reflux symptom index (RSI) changeChange from the baseline RSI at 3 months of regular humidified CPAP application

Assessment of the changes in the reflux symptom index (RSI) among patients with obstructive sleep apnea according to the determined time frame

Reflux finding score (RFS) changeChange from the baseline RFS at 3 months of regular humidified CPAP application

Assessment of the changes in the reflux finding score (RFS) among patients with obstructive sleep apnea according to the determined time frame

Secondary Outcome Measures
NameTimeMethod
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