Positive Airway Pressure (PAP) therapy is essential for managing obstructive sleep apnea (OSA), but adherence is varied due to various burdens, including complex cleaning requirements. Despite widespread recommendations for frequent cleaning of PAP equipment to prevent infections, evidence supporting this necessity is weak. Studies have found that while PAP equipment can harbor non-pathogenic bacteria and yeast, these are generally part of normal skin flora and not associated with increased respiratory infections. Research shows no significant difference in infection rates between PAP users and non-users, and in some cases, increased PAP use correlates with a reduced risk of viral infections.
Current cleaning guidelines are often stringent, suggesting daily cleaning of masks and humidifier chambers and weekly cleaning of hoses, which many patients find burdensome. This complexity can lead to poor adherence as some patients may avoid PAP therapy altogether rather than risk using “dirty” equipment. Additionally, specialized cleaning devices like ozone and UV cleaners, marketed to address these concerns, have been linked to adverse health effects and may not offer substantial benefits.
Overall, while maintaining basic hygiene is important, aggressive cleaning practices should be reconsidered in light of the actual infection risks and the potential impact on patient adherence. Simplifying cleaning requirements could improve adherence without compromising safety.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10867908/
