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Monitoring Movement and Health Study

NCT03084302 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 120

Last updated 2022-10-27

Study results available
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Summary

The investigators will study sedentary behavior (SED) across pregnancy in young women. We hypothesize that SED will increase across pregnancy and that higher SED will be related to worse cardiovascular health, specifically elevated blood pressure (BP) and excessive gestational weight gain (GWG). Pregnancy is a biologically relevant period during which CVD risk factors may develop or worsen, contributing to future CVD. Pregnant women also spend most of their day sedentary, which is defined as too much sitting as distinct from too little exercise. SED has emerged as a risk factor, independent from moderate-to-vigorous physical activity (e.g., exercise), for elevated BP, obesity, diabetes, CVD, and mortality in general populations, but there are no recommendations for SED during pregnancy and few studies evaluate SED across pregnancy. These few studies are limited by small sample size, lack of repeated measures across trimesters, suboptimal SED assessment methodology, and a failure to link with clinical outcomes (e.g., BP, GWG). The investigators will address these gaps in a prospective study that will measure SED in 130 pregnant women across three trimesters using state-of-the-art objective activity monitors capable of measuring min-by-min activity by both intensity and posture. We will also measure BP and GWG during each trimester and, further, will link to and abstract all prenatal clinic weights and BPs, glucose screening results, gestational diabetes, preeclampsia, and adverse birth outcomes. Lastly, with the long-term goal of identifying women at high risk of SED during pregnancy and designing effective interventions, the investigators will efficiently evaluate correlates and determinants of SED which have never been studied during pregnancy.

Conditions

Sponsors & Collaborators

Principal Investigators

  • Bethany Barone Gibbs, PhD · University of Pittsburgh

Eligibility

Min Age
18 Years
Max Age
45 Years
Sex
FEMALE
Healthy Volunteers
No

Timeline & Regulatory

Start
2017-03-01
Primary Completion
2020-06-30
Completion
2020-06-30

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT03084302 on ClinicalTrials.gov