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Recruiting No phase listed Observational

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

ClinicalTrials.gov ID: NCT04712656

Public ClinicalTrials.gov record NCT04712656. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 4:08 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Effects of CPAP Therapy on Blood Pressure and Heart Rate Variability in Obstructive Sleep Apnea: Role of Symptom Subtypes

Study identification

NCT ID
NCT04712656
Recruitment status
Recruiting
Study type
Observational
Phase
Not listed
Lead sponsor
Ohio State University
Other
Enrollment
1,739 participants

Conditions and interventions

Interventions

  • CPAP therapy Device

Device

Eligibility (public fields only)

Age range
30 Years to 75 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 21, 2021
Primary completion
Feb 28, 2031
Completion
Feb 29, 2032
Last update posted
Jul 23, 2025

2021 – 2032

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Martha Morehouse Medical Pavilion, Suite 2600 Columbus Ohio 43221 Recruiting

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04712656, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 23, 2025 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04712656 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →