Publications by authors named "Uzaib Saya"

Background: This study tests behavioral economics incentives to improve adherence to antiretroviral treatment (ART), with 1 approach being low cost.

Setting: Three hundred twenty-nine adults at Mildmay Hospital in Kampala, Uganda, on ART for at least 2 years and showing adherence problems received the intervention for about 15 months until the study was interrupted by a nation-wide COVID-19 lockdown.

Methods: We randomized participants into 1 of 3 (1:1:1) groups: usual care ("control" group; n = 109) or 1 of 2 intervention groups where eligibility for nonmonetary prizes was based on showing at least 90% electronically measured ART adherence ("adherence-linked" group, n = 111) or keeping clinic appointments as scheduled ("clinic-linked"; n = 109).

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Despite sustained global scale-up of antiretroviral therapy (ART), adherence to ART remains low. Less than half of those in HIV care in Uganda achieve 85% adherence to their ART medication required for clinically meaningful viral suppression, leaving them at higher risk of transmission. Key barriers to ART adherence include poverty-related structural barriers that are inter-connected and occur simultaneously, making it challenging to examine and disentangle them empirically and in turn design effective interventions.

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The COVID-19 pandemic threatens the food security of people in low-income countries. This is important for people living with HIV (PLWH) because HIV medication should be taken with food to avoid side-effects. We used survey data (n = 314) and qualitative interviews (n = 95) to longitudinally explore how the pandemic impacted food insecurity among PLWH in Kampala, Uganda.

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Structural inequities have led to HIV disparities, including relatively low antiretroviral therapy adherence and viral suppression rates among Black Americans living with HIV. We conducted a randomized controlled trial of Rise, a community-based culturally congruent adherence intervention, from January 2018 to December 2021 with 166 (85 intervention, 81 control) Black adults living with HIV in Los Angeles County, California [M (SD) = 49.0 (12.

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Background: Increases in life expectancy from antiretroviral therapy (ART) may influence future health and wealth among people living with HIV (PLWH). What remains unknown is how PLWH in care perceive the benefits of ART adherence, particularly in terms of improving health and wealth in the short and long-term at the individual, household, and structural levels. Understanding future-oriented attitudes towards ART may help policymakers tailor care and treatment programs with both short and long-term-term health benefits in mind, to improve HIV-related outcomes for PLWH.

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Decision-making errors such as present bias (PB) can have important consequences for health behaviors, but have been largely studied in the financial domain. We conducted a mixed-method study on PB in the context of ART adherence among clinic-enrolled adults in Uganda ( = 39). Specifically, we quantified PB by asking about preferences between medication available sooner to minimize headaches versus available later to cure headaches.

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Introduction: Recent studies project thousands of additional AIDS-related deaths because of COVID-19-related disruptions in HIV care. However, the extent to which disruptions in care have materialized since the start of the pandemic is not well understood.

Methods: We use electronic health records to investigate how the pandemic has affected clinic visits, patients' antiretroviral therapy (ART) supply, and viral suppression for a cohort of 14,632 HIV clients from a large HIV clinic in Kampala, Uganda.

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Background: Early childhood development (ECD) programs can help address disadvantages for the 43% of children under 5 in low- and middle-income countries (LMICs) experiencing compromised development. However, very few studies from LMIC settings include information on their program's cost-effectiveness or potential returns to investment. We estimated the cost-effectiveness, benefit-cost ratios (BCRs), and returns on investment (ROIs) for 2 effective group-based delivery models of an ECD parenting intervention that utilized Kenya's network of local community health volunteers (CHVs).

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The health and economic threats posed by the COVID-19 pandemic can be sources of great distress among people living with HIV, which in turn can impact the management of their HIV disease. We examined change in depression from pre- to post-lockdown restrictions and correlates of elevated depressive symptoms, including antiretroviral therapy (ART) adherence. Participants enrolled in a randomized controlled trial of an ART adherence intervention in Uganda.

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Background: Safer conception counseling (SCC) to promote the use of safer conception methods (SCM) is not yet part of routine family planning or HIV care. Guidelines for the use of SCM have been published, but to date there are no published controlled evaluations of SCC. Furthermore, it is unknown whether standard methods commonly used in resource constrained settings to integrate new services would be sufficient, or if enhanced training and supervision would result in a more efficacious approach to implementing SCC.

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Background: Early childhood development (ECD) programmes can help address early disadvantages for the 43% of children younger than 5 years in low-income and middle-income countries who have compromised development. We aimed to test the effectiveness of two group-based delivery models for an integrated ECD responsive stimulation and nutrition education intervention using Kenya's network of community health volunteers.

Methods: We implemented a multi-arm, cluster-randomised community effectiveness trial in three rural subcounties across 60 villages (clusters) in western Kenya.

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COVID-19 measures that restrict movement may negatively impact access to HIV care and treatment. To contribute to the currently limited evidence, we used telephone interviews with quantitative and qualitative questions to examine how clients perceived COVID-19 and its effect on their HIV care and ART adherence. One hundred (n = 100) Ugandan adults on ART from an existing study were randomly selected and enrolled.

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Article Synopsis
  • Even individuals on antiretroviral therapy (ART) can struggle with maintaining consistent adherence over time, which can lead to serious health issues.
  • This qualitative study involved interviews with 42 adults in Kampala, Uganda, to explore how they form habits that support consistent ART medication-taking.
  • Key findings revealed that daily routines often don’t match up with medication schedules, but strategies like reminders from relatives, medication organization, and linking pill-taking to existing routines can help improve adherence.
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Background: Many HIV-positive patients do not appropriately adhere to their antiretroviral medication (ART). This leads to higher viral loads and greater probability of HIV transmission. Present bias-a tendency to give in to short-term temptations at the expense of long-term outcomes-is a potential driver of low adherence.

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Evidence suggests that simple text messaging interventions may not suffice to improve ART adherence among youth in low-resource settings. To address this shortcoming, we developed an intervention that shared weekly real-time adherence feedback to youth in Uganda using short message services (SMS), based on information tracked by an electronic device (Wisepill). We present results from 7 formative and 6 exit focus groups (FGs) in Mulago and Entebbe, Uganda with youth ages 15-24, providers, and Community Advisory Board members.

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Background: Studies from sub-Saharan Africa (SSA) document how barriers to ART adherence present additional complications among adolescents and young adults living with HIV. We qualitatively explored barriers to ART adherence in Uganda among individuals age 14-24 to understand the unique challenges faced by this age group.

Methods: We conducted focus group (FG) discussions with Community Advisory Board members (n = 1), health care providers (n = 2), and male and female groups of adolescents age 14-17 (n = 2) and youth age 18-24 (n = 2) in Kampala, Uganda.

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Background: Integrated community case management (iCCM) can be an effective strategy for expanding the provision of diarrhea, pneumonia, and malaria services to children under 5 years old but there are concerns in some countries about the corresponding cost and impact. This paper presents and compares findings from a multi-country analysis of iCCM program costs.

Methods: Data on coverage, utilization, and costs were collected as part of two sets of studies conducted between 2011 and 2013 for iCCM programs in seven sub-Saharan African countries: Cameroon, the Democratic Republic of the Congo, Malawi, Senegal, Sierra Leone, South Sudan and Zambia.

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Background: The affordability of prescription medications continues to be a major public health issue in the United States. Estimates of cost-related medication underuse come largely from surveys of ambulatory patients. Hospitalized patients may be vulnerable to cost-related underuse and its consequences, but have been subject to little investigation.

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In the months before and years since Medicare Part D's implementation in January 2006, many have been concerned with beneficiaries' ability to benefit from the complex program. A systematic review of published Medline and gray literature from January 1, 2005, to August 20, 2009, was undertaken to evaluate Medicare beneficiaries' knowledge about Part D and how this knowledge informed decisions regarding enrollment and plan choice. Thirty articles that reported original results describing seniors' knowledge of the Part D benefit, decision to enroll, or selection of plans; results from patient surveys addressing these issues; or results that analyzed enrollment data or plan selection patterns were included.

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