Community Health Advocates for Motivating PAP Use in Our Neighborhoods.

Inclusion Criteria

• ≥ 18 years of age

• Moderate-to-severe OSA

• Available to attend study visits and sessions

• Reliable access to a phone

Exclusion Criteria

• Prior or current use of PAP therapy or other treatment (e.g., oral appliance) for OSA

• History of upper airway surgery for OSA

• Moderate to severe insomnia

• Commercial drivers

• Use of non-standard PAP including adaptive servo-ventilation or bi-level positive airway pressure

• Report of motor vehicle accident or near-miss due to sleepiness within the 2 previous years

• Unstable medical conditions that may preclude enrollment in the protocol such as: uncontrolled angina and/or congestive heart failure, uncontrolled blood pressure or resistant hypertension, severe chronic obstructive pulmonary disease, cancer, and active psychiatric disease (e.g., major depression)

• Other sleep disorders (e.g., circadian rhythm disorder)

• Use of supplemental oxygen during wakefulness or sleep

• Central sleep apnea, obesity hypoventilation syndrome or Cheyne-Stokes respiration based on the home sleep apnea test

• Resting awake oxygen saturation (SpO2) < 90%

• Participation in another clinical trial