Polysomnography-based diagnosis in Mexican adult patients with Obstructive Sleep Apnea Syndrome (OSAS) clinical suspicion.

Introduction: Obstructive sleep apnea syndrome (OSA) occurs in 2-4% of adults, increasing by 2.5 times the risk of sudden death.

Objective: Establish the concordance of the clinical diagnostic and electrical diagnosis in an adult series that underwent polysomnography.