Nasal Expiratory Positive Airway Pressure Devices (Provent) for OSA: A Systematic Review and Meta-Analysis

<div>Pre- and post-nasal EPAP therapy outcomes for lowest oxygen saturation (percent), mean difference. SD: standard deviation; CI: confidence interval; nasal EPAP device: nasal expiratory positive airway pressure device (Provent).</div>

Sleep Disorders

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Figure 5

Figure 5: Nasal Expiratory Positive Airway Pressure Devices (Provent) for OSA: A Systematic Review and Meta-Analysis 