The Official STOP-Bang Questionnaire Website

Prevalence of Obstructive Sleep Apnea in Surgical Population
Moderate to severe obstructive sleep apnea (sleep apnea) is prevalent in 10-20% of the general population.1 Over 80% of patients with moderate to severe sleep apnea remained undiagnosed in the general population. This applies also to those who are coming for surgery.2-4