Recruiting

Observational StudySleep Disordered Breathing, Endothelial Function, and Adverse Events in Pregnancy

Sponsor:

University of Alberta

Code:

NCT05908591

Conditions

Pregnancy Related

Sleep-Disordered Breathing

Eligibility Criteria

Sex: Female

Age: 18+

Healthy Volunteers: Accepted

Study Details

Brief summary:

This is a prospective longitudinal cohort study whereby pregnant individuals are asked to complete an 8-day testing protocol to measure their sleep and cardiovascular health at two timepoints during pregnancy.

Conditions

Pregnancy Related

Sleep-Disordered Breathing

Study ID

NCT05908591

Start date

Jan 1, 2023

Status verified date

Jul, 2026

Completion date

Apr 18, 2027

Anticipated

Primary completion date

Apr 18, 2027

Anticipated

Eligibility Criteria

Sex: Female

Age: 18+

Healthy Volunteers: Accepted

Inclusion Criteria:

over 18 years of age
pregnant (20-24 weeks gestation at enrollment)

Exclusion Criteria:

worked shift work past 11pm in the previous month
previously diagnosed with a sleep disorder by a physician

Study Design

Enrollment

109 participants

Anticipated

Interventions and Outcome Measures

Primary outcome measure

Endothelial Function [ Time Frame: 20-24 weeks and 28-36 weeks gestation ]

Central Contacts and Locations

Central contacts

Margie Davenport, PhD

780-492-0642 mdavenpo@ualberta.ca

Craig Steinback, PhD

780-492-5553 craig.steinback@ualberta.ca

Locations

Program for Pregnancy and Postpartum Health, University of Alberta

Recruiting

Edmonton, Alberta, Canada, T6G 2E1

Contacts

Margie Davenport, PhD

780-492-0642 mdavenpo@ualberta.ca

More Information

Sponsor

University of Alberta

Last update posted

Jul 17, 2026

Last verified

Jul, 2026

Keywords

Cardiovascular Health

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by University of Alberta on 2026-07-17.