Evaluating HIV treatment delivery models in Zambia

Outcomes of Differentiated Models of Service Delivery for HIV Treatment at Sentinel Sites in Zambia (Sentinel-Zambia)

Observational Boston University · NCT05902572

This study is testing different ways to deliver HIV treatment in Zambia to see which methods help patients better and make the process more efficient.

Quick facts

Study typeObservational
Enrollment8280 (estimated)
Ages18 Years and up
SexAll
SponsorBoston University Academic / other
Locations1 site (Lusaka)
Trial IDNCT05902572 on ClinicalTrials.gov

What this trial studies

This observational study aims to assess differentiated service delivery (DSD) models for HIV treatment in Zambia. It focuses on understanding the participation rates, health outcomes, and operational efficiency of these models at the facility level. By collecting data from patient-facing and supporting service providers, as well as patients living with HIV, the study seeks to generate valuable insights for improving HIV treatment delivery. The findings will inform both near- and long-term decision-making regarding ART delivery in Zambia.

Who should consider this trial

Good fit: Ideal candidates for this study are adults living with HIV who have been on antiretroviral therapy (ART) for at least six months.

Not a fit: Patients who are not living with HIV or who have not been on ART for the required duration will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance the effectiveness and efficiency of HIV treatment delivery, ultimately improving patient outcomes.

How similar studies have performed: Other studies have shown success in evaluating differentiated service delivery models for HIV, indicating that this approach is both relevant and potentially impactful.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

Inclusion criteria for the time and motion study are:

* Patient-facing or patient-supporting service provider at the study site (patient-supporting providers include data clerks, pharmacists, etc.)
* Directly or indirectly involved in the site's implementation of ART and DSD models
* Employed in current role at the study site for at least six months
* Provides written informed consent to participate

Inclusion criteria for provider interviews are:

* Direct or indirect service provider at the study site (indirect providers include supervisors, technical advisors, etc.)
* Directly or indirectly involved in the site's implementation of ART and DSD models
* Employed in current role at the study site for at least six months
* Provides written informed consent to participate.

Inclusion criteria for the patient survey are:

* Living with HIV and on ART for at least six months at the study site
* ≥ 18 years old (18 and older considered adult for research purposes in Zambia)
* Enrolled in a specified model of care (including conventional care) up to the target number of participants for that model and have received at least one medication refill under this model
* Provide written informed consent to participate.

Inclusion criteria for the testing survey are:

* Undergoing HIV testing at the study site or other testing site within the catchment area
* ≥ 18 years old (18 and older considered adult for research purposes in Zambia)
* Provide written informed consent to participate.

Exclusion Criteria:

Exclusion criteria for the time and motion study are:

● None.

Exclusion criteria for provider interviews are:

● None.

Exclusion criteria for the patient survey are:

* Unable to communicate in any of the languages into which the questionnaire has been translated or that is known to the research assistant
* Not physically, mentally, or emotionally able to participate in the study, in the opinion of the investigators or study staff.
* Unwilling to take the time required to complete the questionnaire on the day of consent.

Exclusion criteria for the testing survey are:

* Unable to communicate in any of the languages into which the questionnaire has been translated or that is known to the research assistant
* Not physically, mentally, or emotionally able to participate in the study, in the opinion of the investigators or study staff.
* Unwilling to take the time required to complete the questionnaire on the day of consent.

Where this trial is running

Lusaka

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions HIVDifferentiated service deliveryZambia
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.