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Positive airway pressure treatment for obstructive sleep apnea
Rahul K Kakkar1, Richard B Berry
1Malcom Randall Veterans Affairs Medical Center 111A, 1601 S Archer Rd, Gainesville, FL 32608, USA.
Chest
|September 18, 2007
Summary
Positive airway pressure (PAP) therapy effectively treats obstructive sleep apnea (OSA), improving sleepiness and quality of life. Optimizing PAP adherence requires a systematic approach, including education and support, as it remains a key challenge.
Area of Science:
- Sleep Medicine
- Respiratory Medicine
Background:
- Positive airway pressure (PAP) is the primary treatment for moderate-to-severe obstructive sleep apnea (OSA).
- PAP therapy has demonstrated efficacy in reducing apnea-hypopnea index and improving sleepiness.
- Benefits extend to sleep quality and quality of life for patients and bed partners, with observational studies suggesting reduced cardiovascular event risk.
Purpose of the Study:
- To review the efficacy of Positive Airway Pressure (PAP) therapy for obstructive sleep apnea (OSA).
- To discuss various PAP device modalities and their impact on adherence.
- To highlight strategies for optimizing PAP therapy acceptance and adherence.
Main Methods:
- Review of randomized controlled trials and observational studies on PAP therapy for OSA.
- Analysis of different PAP pressure delivery modes (CPAP, bilevel PAP, autoadjusting PAP).
- Evaluation of factors influencing PAP adherence, including mask interface and humidification.
Main Results:
- PAP therapy effectively reduces OSA severity and improves sleepiness and quality of life.
- No PAP variant significantly improves adherence over CPAP in unselected patients, though individual responses vary.
- Inadequate adherence remains a primary cause of treatment failure despite increased treatment options.
Conclusions:
- A systematic approach to PAP therapy, encompassing education, adherence monitoring, and support, is crucial for successful treatment.
- Heated humidification may improve adherence, particularly for patients with nasal symptoms.
- Careful patient selection and review are necessary for effective unattended autotitrating PAP titration.
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