# Testing Strategies for Couple Engagement in PMTCT and Family Health in Kenya

> **NIH NIH R01** · UNIVERSITY OF ALABAMA AT BIRMINGHAM · 2023 · $150,000

## Abstract

This is an application for an administrative supplement to a current NIMH R01 study that was severely affected
by the COVID-19 pandemic. Despite the potential for antiretroviral therapy to improve maternal health and
reduce mother-to-child transmission of HIV to as low as 1%, HIV-related maternal deaths and HIV infection
among infants remain unacceptably high across sub-Saharan Africa. This is particularly true in Kenya, where
crucial drop-offs occur in the cascade of prevention of mother-to-child transmission (PMTCT) services. Weak
health systems contribute to insufficient service coverage, but many barriers lie beyond the clinic—in the partner,
family, and community factors that shape women’s health decisions. Our team’s research in a high HIV
prevalence area of southwestern Kenya has shown that many women avoid couples HIV testing and do not
adhere to PMTCT regimens because they fear negative consequences from a male partner. Men can play a
crucial supportive role for family health, but male partners in Kenya are poorly engaged in antenatal care and
uptake of couples HIV testing during pregnancy is low. Pregnant women desire to be tested for HIV together
with their partner and need the support for mutual disclosure involved in couples HIV testing and counseling
(CHTC), regardless of whether they know their own HIV status. In this context, we are testing the efficacy of an
interdependence theory-based couples intervention that reaches pregnant women and male partners through
home visits by male-female pairs of lay health workers, and includes offer of home-based CHTC services. We
are conducting a robust investigation to determine whether this intervention improves uptake of couples HIV
testing and health outcomes over and above less intensive male engagement strategies being used in the region.
We are conducting a three-arm trial among 800 pregnant women and partners, randomizing them to home-
based couple visits, HIV self-test (HIVST) kits to use with their male partner, or standard care, following couples
up to 18 months postpartum. In Aim 1, we are determining the effects of the intervention on our primary outcome
of couple HIV testing, compared to HIVST kits and standard care. In Aim 2, we are examining intervention impact
on HIV prevention behaviors, facility delivery, and postnatal healthcare utilization. Among couples living with
HIV, secondary outcomes include maternal VL suppression and HIV-free child survival up to 18 months. In Aim
3, we are comparing the cost-effectiveness of the home-based couples intervention to the less resource-
intensive strategies used in the other two study arms. Due to restrictions on in-person research posed by the
COVID-19 pandemic we completed enrollment of 800 couples more than one year later than planned, and will
not be able to complete intervention delivery and follow-up of the sample with the originally allocated time frame
and funds. This administrative supplement is necessary to be able to achieve ...

## Key facts

- **NIH application ID:** 10754429
- **Project number:** 3R01MH116736-05S1
- **Recipient organization:** UNIVERSITY OF ALABAMA AT BIRMINGHAM
- **Principal Investigator:** LYNAE A DARBES
- **Activity code:** R01 (R01, R21, SBIR, etc.)
- **Funding institute:** NIH
- **Fiscal year:** 2023
- **Award amount:** $150,000
- **Award type:** 3
- **Project period:** 2018-07-17 → 2024-04-30

## Primary source

NIH RePORTER: https://reporter.nih.gov/project-details/10754429

## Citation

> US National Institutes of Health, RePORTER application 10754429, Testing Strategies for Couple Engagement in PMTCT and Family Health in Kenya (3R01MH116736-05S1). Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/grant/nih/10754429. Licensed CC0.

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