Publications by authors named "Phiri S"

Article Synopsis
  • Mental health disorders are common in people with HIV and negatively affect their treatment outcomes, prompting Malawi's Ministry of Health to introduce mental health screening in 2022.
  • ART staff at 15 clinics were trained in screening for depression and harmful alcohol use, leading to nearly 10,000 clients screened, predominantly women and newly diagnosed patients.
  • Referral rates for those with moderate to severe symptoms were low, indicating that while screening was feasible, further research is needed to assess its impact on mental health and ART outcomes, with plans to expand the program to all ART clinics.
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Introduction: People living with HIV have high rates of hypertension. Integrated HIV and hypertension care with aligned multi-month dispensing of medications (MMD) could decrease the burden of care for individuals and health systems. We sought to describe hypertension control and evaluate its association with different durations of MMD among Malawian adults receiving integrated care with aligned dispensing of antiretroviral therapy (ART) and antihypertensive medication.

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Article Synopsis
  • Hypertension is a prevalent non-communicable disease in sub-Saharan Africa, yet there's limited knowledge about patient preferences regarding its care, prompting a study in Malawi.
  • A discrete choice experiment was conducted with 1003 adults, exploring preferences for care attributes like distance, waiting time, provider friendliness, group versus individual care, medication supply, and dispensing frequency.
  • Results indicated a strong preference for individual care over group visits, especially among people living with HIV, and favored less frequent medication dispensing, highlighting important considerations for improving hypertension care in Malawi.
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Background And Aim: The Democratic Republic of Congo (DRC) is facing a humanitarian crisis due to prolonged conflicts, human rights abuses, and gender-based violence. This perspective article aims to discuss the challenges faced by vulnerable populations in the DRC, including the impact of interventions and broader humanitarian strategies.

Methods: A search on Google Scholar was carried out to identify relevant journal articles.

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Background: Recently-updated global guidelines for cervical cancer screening incorporated new technologies-most significantly, the inclusion of HPV DNA detection as a primary screening test-but leave many implementation decisions at countries' discretion. We sought to develop recommendations for Malawi as a test case since it has the second-highest cervical cancer burden globally and high HIV prevalence. We incorporated updated epidemiologic data, the full range of ablation methods recommended, and a more nuanced representation of how HIV status intersects with cervical cancer risk and exposure to screening to model outcomes of different approaches to screening.

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Background: In Malawi, community wide flooding, especially in high HIV burdened districts, continues to affect continuity of care and access to facilities. We explored the lived experiences of clients and healthcare workers (HCWs) to gain understanding of challenges and to propose interventions for improved ART care delivery.

Methods: Participants came six health facilities and surrounding communities impacted by flooding between Dec 2021-Apr 2022 in Chikwawa, Nsanje and Mulanje districts in Malawi.

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Background: Women in Africa disproportionately acquire human immunodeficiency virus type 1 (HIV-1). Understanding which women are most likely to acquire HIV-1 can guide focused prevention with preexposure prophylaxis (PrEP). Our objective was to identify women at the highest risk of HIV-1 and estimate PrEP efficiency at different sensitivity levels.

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Article Synopsis
  • Predators of similar sizes compete for food in ecosystems where water is scarce, which can lead to more conflicts among them, especially in Hwange National Park, Zimbabwe.
  • The study found that African wild dogs, lions, hyenas, cheetahs, and leopards had overlapping diets, primarily feeding on kudu, and that competition increased in areas with fewer waterholes.
  • To help wild dogs face less competition, the study suggests conserving larger prey species that rely less on water and managing water resources to maintain diversity in habitat availability.
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  • Millions of Africans on dolutegravir-based ART are facing challenges with dolutegravir resistance, as detailed clinical management is lacking.
  • A review of HIV drug resistance data shows that out of 89 cases, 24 exhibited dolutegravir resistance mutations, with older age and high NRTI resistance linked to this resistance.
  • Despite a high mortality rate post-treatment modification, most individuals who remained in the program achieved good viral load outcomes; further research on managing dolutegravir resistance in treatment-experienced patients is necessary.
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Background: New or returning ART clients are often ineligible for differentiated service delivery (DSD) models, though they are at increased risk of treatment interruption and may benefit greatly from flexible care models. Stakeholder support may limit progress on development and scale-up of interventions for this population. We qualitatively explored stakeholder perceptions of and decision-making criteria regarding DSD models for new or returning ART clients in Malawi.

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Article Synopsis
  • The DREAMM project aimed to reduce deaths from HIV-related central nervous system (CNS) infections in three African countries through improved diagnostic and treatment strategies.
  • It implemented a stepwise intervention including rapid testing and adherence to WHO guidelines while enhancing hospital care via education and systemic improvements.
  • By comparing 2-week mortality rates across phases, the project enrolled 501 participants between 2016 and 2021 and focused on those with advanced HIV, highlighting the need for effective management in HIV-related CNS conditions.
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Background: Outcomes of community antiretroviral therapy (ART) distribution (CAD), in which provider-led ART teams deliver integrated HIV services at health posts in communities, have been mixed in sub-Saharan African countries. CAD outcomes and costs relative to facility-based care have not been reported from Malawi.

Methods: We performed a retrospective cohort study in two Malawian districts (Lilongwe and Chikwawa districts), comparing CAD with facility-based ART care.

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Background: Daily oral pre-exposure prophylaxis (PrEP) can reduce HIV incidence in pregnant and breastfeeding women, but adherence is essential.

Methods: We conducted a pilot randomized trial to evaluate an intervention package to enhance antenatal and postnatal PrEP use in Lilongwe, Malawi. The intervention was based on patient-centered counseling adapted from previous PrEP studies, with the option of a participant-selected adherence supporter.

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Health care workers (HCWs) in eastern Africa experience high levels of burnout and depression, and this may be exacerbated during the COVID-19 pandemic due to anxiety and increased work pressure. We assessed the prevalence of burnout, depression and associated factors among Malawian HCWs who provided HIV care during the COVID-19 pandemic. From April-May 2021, between the second and third COVID-19 waves in Malawi, we randomly selected HCWs from 32 purposively selected PEPFAR/USAID-supported health facilities for a cross-sectional survey.

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Men living with HIV in sub-Saharan Africa have sub-optimal engagement in antiretroviral therapy (ART) Programs. Generic ART counselling curriculum in Malawi does not meet men's needs and should be tailored to men. We developed a male-specific ART counselling curriculum, adapted from the Malawi Ministry of Health (MOH) curriculum based on literature review of men's needs and motivations for treatment.

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Kaposi sarcoma (KS) is the most common cancer in people living with HIV (PLWH) in many countries where KS-associated herpesvirus is endemic. Treatment has changed little in 20 years, but the disease presentation has. This prospective cohort study enrolled 122 human immunodeficiency virus (HIV) positive KS patients between 2017 and 2019 in Malawi.

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Introduction: Men in sub-Saharan Africa are less likely than women to initiate antiretroviral therapy (ART) and more likely to have longer cycles of disengagement from ART programmes. Treatment interventions that meet the unique needs of men are needed, but they must be scalable. We will test the impact of various interventions on 6-month retention in ART programmes among men living with HIV who are not currently engaged in care (never initiated ART and ART clients with treatment interruption).

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Background: Sub-Saharan Africa is one of the regions in the world with the highest numbers of uncontrolled hypertension as well as people living with HIV/AIDS (PLHIV). However, the association between hypertension and antiretroviral therapy is controversial.

Methods: Participant demographics, medical history, laboratory values, WHO clinical stage, current medication, and anthropometric data were recorded at study entry and during study visits at 1, 3, 6 months, and every 6 months thereafter until month 36.

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COVID-19 vaccine coverage in most countries in Africa remains low. Determinants of uptake need to be better understood to improve vaccination campaigns. Few studies from Africa have identified correlates of COVID-19 vaccination in the general population.

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In two parallel pilot studies, we implemented a combination adherence intervention of patient-centered counselling and adherence supporter training, tailored to support HIV treatment (i.e., antiretroviral therapy) or prevention (i.

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Background: Understanding heterogeneity across patients in effectiveness of network-based HIV testing interventions may optimize testing and contact tracing strategies, expediting linkage to therapy or prevention for contacts of persons with HIV (PWH).

Setting: We analyzed data from a randomized controlled trial of a combination intervention comprising acute HIV testing, contract partner notification (cPN), and social contact referral conducted among PWH at 2 STI clinics in Lilongwe, Malawi, between 2015 and 2019.

Methods: We used binomial regression to estimate the effect of the combination intervention vs.

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Understanding depression, alcohol use, and sexual behaviors according to HIV infection stage and diagnosis timing is important for HIV prevention efforts. We enrolled persons with recent infection and diagnosis (i.e.

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Background: Since the declaration of COVID-19 as a global pandemic, several studies have been conducted to examine associated factors. However, few studies have focused on pregnant women infected with COVID-19 in sub-Saharan Africa. Therefore, this study investigated the prevalence and factors associated with COVID-19 infection among pregnant women at the Levy Mwanawasa University Teaching Hospital and Women and Newborn Hospital of the University Teaching Hospitals in Lusaka, Zambia.

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