About this trial
Strategies targeted to optimize hypertension (HTN) control for midlife women after hypertensive disorders of pregnancy (HDP) have not been studied, despite evidence of a critical need. This proposal targets the 10-20 years postpartum as a key time when women have subclinical cardiovascular (CV) sequelae of uncontrolled HTN and are primed for CV prevention interventions. Before proceeding with large-scale intervention trials of a home blood pressure monitoring (HBPM) and coaching intervention following HDP, further pilot testing is necessary. The overarching hypothesis of this proposal is that a new monitoring and treatment paradigm utilizing HBPM combined with a virtual coaching intervention would be better than standard of care for mid-life women with prior HDP who develop HTN. Women will be assigned in an unblinded manner to the intervention or standard of care control group.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Women who had a history of HDP (either gestational HTN or preeclampsia) diagnosed by ACOG guidelines at the time of delivery at Magee-Womens Hospital between 2008 and 2015, thus 10 to 20 years from their index pregnancy complicated by HDP.
Evidence of current stage 2 HTN (BP ≥ 140/90 mmHg with or without treatment with antihypertensive medication).
Disqualifiers
Known clinical CVD (prior myocardial infarction, stroke, heart failure, or peripheral arterial disease).
Males will also be excluded from this study as it focuses on pregnancy related conditions.
Children will be excluded as the study is only recruiting people who are 10-20 years postpartum.
Trial design
Parallel
Treatments tested in this trial
Coaching application
BehavioralA digital application for providing education and support for home-based blood pressure monitoring.
Home-based blood pressure monitoring
BehavioralDevice for measuring blood pressure at home with blue tooth connectivity for automated collection.
WebMD
Other interventionSmartphone-based application for health education and/or monitoring.
Treatment groups
Trial outcomes
Primary outcomes
Change in systolic blood pressure from baseline to 3 months
Change in home-based systolic blood pressure from baseline to 3 months between the intervention and usual care arms.
Secondary outcomes
Change in diastolic BP and mean arterial pressure from baseline to 3 months
Change in diastolic BP and mean arterial pressure from baseline to 3 months
Adherence to antihypertensive medications at 3 months and 6 months
Adherence to antihypertensive medication from baseline to 6 months between the intervention and usual care arms using Proportion of Days Covered, ranging from 0 to 100%, where higher values indicate superior medication adherence.
Proportion with BP controlled <130/80 mmHg at 3 months and 6 months
Adherence to home blood pressure monitoring
Quantification of home blood pressure monitoring during the 3-month intervention phase, ranging from 0 to 100%, where higher values indicate superior adherence.
Sponsors and contacts
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University of Pittsburgh
Lead sponsor
McKamish Family Foundation
Collaborator