Utilization of Aspirin for Prevention of Pre-Eclampsia in Nigeria: A Explanatory Sequential Mixed Methods Study

NCT ID: NCT06053203

Last Updated: 2025-07-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

1200 participants

Study Classification

OBSERVATIONAL

Study Start Date

2023-10-31

Study Completion Date

2024-11-30

Brief Summary

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The goal of this study is to evaluate the use of aspirin for the prevention of preeclampsia among moderate -to- high-risk pregnant women in tertiary care hospitals in Nigeria followed by a qualitative study to evaluate the barriers and facilitators of aspirin use in prenatal care for the prevention of preeclampsia in Nigeria. The main question\[s\] it aims to answer are:

1. Is Aspirin used for the prevention of preeclampsia among pregnant women in Nigeria?
2. What factors promote or prevent the utilization of Aspirin for preeclampsia prevention among pregnant women in Nigeria.

Detailed Description

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Nigeria has the highest burden of maternal mortality worldwide accounting for over 1 in 4 of global maternal deaths. In a 2022 nationwide analysis of maternal outcomes in 76,563 deliveries across referral-level hospitals in Nigeria, hypertensive disorders of pregnancy (HDP) including preeclampsia accounted for 32% of maternal deaths. Studies have linked the pathophysiology of preeclampsia to peripartum cardiomyopathy (PPCM) which is prevalent in Nigeria.5,6 Patients with PPCM were 4 times as likely to have preeclampsia that patients without PPCM. Among known evidence-based interventions for HDP, aspirin prophylaxis stands out as among the most highly effective in preeclampsia prevention. A comprehensive understanding of utilization patterns, or lack thereof, as well as the identification of barriers and facilitators, can inform implementation studies aimed at increasing adoption of this highly effective and cost-effective intervention.

Aims:

1. To conduct a multisite cross-sectional study to evaluate the utilization of aspirin use for the prevention of preeclampsia amongst moderate- to high-risk pregnant women in tertiary care hospitals in Nigeria. We hypothesize that there is underutilization of aspirin for the prevention of preeclampsia amongst pregnant women at moderate- to high-risk of preeclampsia in Nigeria.
2. To conduct a qualitative research study to evaluate facilitators and barriers to aspirin use in prenatal care for prevention of preeclampsia in Nigeria. We hypothesize that there is underutilization of aspirin for the prevention of preeclampsia amongst pregnant women at moderate- to high- risk of preeclampsia in Nigeria.

Conditions

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Hypertensive Disorders of Pregnancy

Study Design

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Observational Model Type

COHORT

Study Time Perspective

CROSS_SECTIONAL

Study Groups

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University of Abuja Teaching Hospital

Pregnant women with Hypertensive Disorder of Pregnancy who seek care in the Federal Capital Territory, attending antenatal clinics on the 2nd or subsequent visit and pregnant women presenting to the labor and delivery room.

Exposure of interest - Moderate or High-risk Preeclampsia

Intervention Type OTHER

No intervention

Amino Kano Teaching Hospital

Pregnant women with Hypertensive Disorder of Pregnancy who seek care in Kano State in Nigeria, attending antenatal clinics on the 2nd or subsequent visit and pregnant women presenting to the labor and delivery room.

Exposure of interest - Moderate or High-risk Preeclampsia

Intervention Type OTHER

No intervention

National Hospital, Abuja

Pregnant women with Hypertensive Disorder of Pregnancy who seek care in the Federal Capital Territory, attending antenatal clinics on the 2nd or subsequent visit and pregnant women presenting to the labor and delivery room.

Exposure of interest - Moderate or High-risk Preeclampsia

Intervention Type OTHER

No intervention

Murtala Muhammad Specialist Hospital

Pregnant women with Hypertensive Disorder of Pregnancy who seek care in Kano State in Nigeria, attending antenatal clinics on the 2nd or subsequent visit and pregnant women presenting to the labor and delivery room.

Exposure of interest - Moderate or High-risk Preeclampsia

Intervention Type OTHER

No intervention

Interventions

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Exposure of interest - Moderate or High-risk Preeclampsia

No intervention

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Adult pregnant woman \> 18 years old / emancipated pregnant minors (\<18years), according to the stipulations of the Nigerian National Health Research Ethics Committee (NRHEC)
* \>12 weeks' gestation attending antenatal care clinics on 2nd or subsequent visit
* Those presenting to the labor and delivery room.

Exclusion Criteria

* Unable to provide consent
Minimum Eligible Age

18 Years

Maximum Eligible Age

40 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

Yes

Sponsors

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University of Abuja Teaching Hospital

OTHER

Sponsor Role collaborator

Aminu Kano Teaching Hospital

OTHER

Sponsor Role collaborator

Murtala Muhammad Specialist Hospital

OTHER

Sponsor Role collaborator

National Hospital, Abuja

OTHER_GOV

Sponsor Role collaborator

Washington University School of Medicine

OTHER

Sponsor Role lead

Responsible Party

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Zainab Mahmoud

Instructor in Medicine, Division of Cardiology

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Mark Huffman, MD MPH

Role: PRINCIPAL_INVESTIGATOR

Washington University School of Medicine

Dike Ojji, MBBS PhD

Role: PRINCIPAL_INVESTIGATOR

University of Abuja Teaching Hospital

Kathryn Lindley

Role: PRINCIPAL_INVESTIGATOR

Vanderbilt University

Locations

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National Hospital, Abuja

Abuja, , Nigeria

Site Status

University of Abuja Teaching Hospital

Gwagwalada, , Nigeria

Site Status

Aminu Kano Teaching Hospital

Kano, , Nigeria

Site Status

Murtala Muhammad Specialist Hospital

Kano, , Nigeria

Site Status

Countries

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Nigeria

Other Identifiers

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NCT-ASPNSTD

Identifier Type: -

Identifier Source: org_study_id

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