OSA	Obstructive Sleep Apnea
OSAS	Obstructive Sleep Apnea Syndrome
CPAP	Continuous Positive Airway Pressure
MAD	Mandibular Advancement Devices
UPPP	Uvulopalatopharyngoplasty
ICER	Incremental Cost-Effectiveness Ratio
QALY	Quality-Adjusted Life Year
BMI	Body Mass Index
GDP	Gross Domestic Product
AI	Artificial Intelligence
USA	United States of America
RA	Rheumatoid Arthritis