NCT02539264

Impact of Smoking, Benzodiazepine (BZD) Use and Obesity on Severe Obstructive Sleep Apnea (sOSA)

Impact of Smoking, BZD and Obesity on Severe Obstructive Sleep Apnea (sOSA)

• Status: Completed
• Phase: —
• Study type: Observational
• Enrollment: 920 (actual)
• Sponsor: Astes · Academic / Other
• Sex: All
• Age: —
• Healthy volunteers: Not accepted

Summary

In this study the investigators will analyze the influence of smoking, benzodizepine use, and obesity among patients with severe Obstructive Sleep Apnea (sOSA).

Detailed description

This study is a retrospective study. Patients enrolled: all patients with a PSG (polysomnography) between 1st January 2014 and 30th June 2015. First analysis: influence of smoking, benzodiazepine use, and obesity on the AHI (Apnea Hypopnea Index: the number of apnea and hypopnea per hour of sleep). Second analysis: only among patients with sOSA: influence of smoking, benzodiazepine use, and obesity on sleep fragmentation and night oximetry.

Conditions

• Obstructive Sleep Apnea
• Obesity
• Smoking

Interventions

Type	Name	Description
OTHER	Smoking	Influence of smoking on parameters derived from overnight PSG
OTHER	Obesity	Influence of obesity on parameters derived from overnight PSG
OTHER	Benzodiazepine use	Influence of benzodiazepine use on parameters derived from overnight PSG

Timeline

• Start date: 2014-01-01
• Primary completion: 2015-06-01
• Completion: 2015-07-01
• First posted: 2015-09-03
• Last updated: 2016-01-06