What is the role of familial factors in the etiology of obstructive sleep apnea (OSA)?

Updated: Sep 15, 2020
  • Author: Himanshu Wickramasinghe, MD, MBBS; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
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Familial factors also play a role (see below). [30] Families with a high incidence of OSA are reported. Relatives of patients with SDB have a 2- to 4-fold increased risk of SDB compared with control subjects.

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