Snoring in Pregnancy and Adverse Maternal and Fetal Outcomes

This study has been completed.
Information provided by (Responsible Party):
Louise O'Brien, University of Michigan Identifier:
First received: December 8, 2009
Last updated: March 6, 2012
Last verified: March 2012

The purpose of the study is to determine the prevalence of sleep-disordered breathing in pregnant women during the third trimester of pregnancy and to investigate whether this is associated with high blood pressure in the mother and/or growth retardation in the baby.

Sleep Apnea Syndromes

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: The Impact of Sleep-Disordered Breathing on Adverse Pregnancy Outcomes

Resource links provided by NLM:

Further study details as provided by University of Michigan:

Primary Outcome Measures:
  • Maternal diagnosis of hypertension [ Time Frame: 0-3 months after enrollment. ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Infant birth centile [ Time Frame: 0-3 months after enrollment. ] [ Designated as safety issue: No ]

Enrollment: 1685
Study Start Date: January 2007
Study Completion Date: August 2011
Primary Completion Date: August 2011 (Final data collection date for primary outcome measure)

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Female
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population

Eligible pregnant women are those receiving prenatal care and planning on delivering at the University of Michigan.


Inclusion Criteria:

  • Women attending obstetric clinics at University of Michigan Hospitals.
  • Willing and able to provide informed consent.
  • Aged 18 years or older

Exclusion Criteria:

  • Aged under 18 years
  Contacts and Locations
Please refer to this study by its identifier: NCT01030003

United States, Michigan
University of Michigan
Ann Arbor, Michigan, United States, 48109
Sponsors and Collaborators
University of Michigan
Principal Investigator: Louise M O'Brien, PhD University of Michigan
  More Information

No publications provided by University of Michigan

Additional publications automatically indexed to this study by Identifier (NCT Number):
Responsible Party: Louise O'Brien, Associate Professor, University of Michigan Identifier: NCT01030003     History of Changes
Other Study ID Numbers: R000038, 1R21HL089918-01A1
Study First Received: December 8, 2009
Last Updated: March 6, 2012
Health Authority: United States: Institutional Review Board
United States: Federal Government

Keywords provided by University of Michigan:
Sleep-Disordered Breathing
Fetal Growth Retardation

Additional relevant MeSH terms:
Sleep Apnea Syndromes
Respiration Disorders
Respiratory Tract Diseases
Sleep Disorders, Intrinsic
Sleep Disorders
Nervous System Diseases processed this record on April 14, 2014