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

> **NCT02539264** · — · COMPLETED · sponsor: **Astes** · enrollment: 920 (actual)

## Conditions studied

- Obstructive Sleep Apnea
- Obesity
- Smoking

## Interventions

- **OTHER:** Smoking
- **OTHER:** Obesity
- **OTHER:** Benzodiazepine use

## Key facts

- **NCT ID:** NCT02539264
- **Lead sponsor:** Astes
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2014-01
- **Primary completion:** 2015-06
- **Final completion:** 2015-07
- **Target enrollment:** 920 (ACTUAL)
- **Last updated:** 2016-01-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02539264

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02539264, "Impact of Smoking, Benzodiazepine (BZD) Use and Obesity on Severe Obstructive Sleep Apnea (sOSA)". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT02539264. Licensed CC0.

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