# Effects of CPAP Therapy on Blood Pressure and Heart Rate Variability in Obstructive Sleep Apnea

> **NCT04712656** · — · RECRUITING · sponsor: **Ohio State University** · enrollment: 1739 (estimated)

## Conditions studied

- Sleep Apnea, Obstructive

## Interventions

- **DEVICE:** CPAP therapy

## Key facts

- **NCT ID:** NCT04712656
- **Lead sponsor:** Ohio State University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2021-03-22
- **Primary completion:** 2031-03-01
- **Final completion:** 2032-03-01
- **Target enrollment:** 1739 (ESTIMATED)
- **Last updated:** 2025-07-24

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04712656

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04712656, "Effects of CPAP Therapy on Blood Pressure and Heart Rate Variability in Obstructive Sleep Apnea". Retrieved via AI Analytics 2026-05-23 from https://api.ai-analytics.org/clinical/NCT04712656. Licensed CC0.

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