Collins Otieno Asweto

Dados Biográficos

ID8670239
NOMECollins Otieno Asweto
PRENOMESCollins Otieno
SOBRENOMEAsweto
ASSINATURAASWETO C O
AFILIAÇÕESCapital Medical University
ORCID0000-0003-3514-9836
VERIFICADOSim
TOTAL DE OBRAS77
TOTAL DE CITAÇÕES0
TOTAL COMO AUTOR3
TOTAL COMO EDITOR74
PRIMEIRO ANO DE PUBLICAÇÃO2017
ANO MAIS RECENTE DE PUBLICAÇÃO2026
ÍNDICE H0

  • Correlates of Ki-67 proliferation index in a cohort of women with suspected breast cancer in Lusaka, Zambia

    Open AccessJoaquim Musamba, David Chisompola et al.ARTICLEPLOS Global Public Health2026

    Ki-67 is a key biomarker of tumor proliferation in breast cancer, yet its clinical correlates in this population, where disease is often detected at earlier stages, remain underexplored. This study aimed to identify factors independently associated with high Ki-67 expression among women investigated for suspected breast cancer at Unilabs Laboratory, Lusaka, Zambia. A retrospective cross-sectional analysis was conducted on 208 women suspected of h…

  • Evaluation of a diabetes decentralization program in rural Madagascar using the RE-AIM framework

    Open AccessNancy Mugisha, Fanjalalaina Rasoanaivo et al.ARTICLEPLOS Global Public Health2026

    Diabetes is a significant cause of disabilities and deaths in Africa. In Madagascar, diabetes causes an estimated 5,000 deaths yearly. There are many barriers to diabetes care in Madagascar, and a key barrier is health systems readiness to provide care, especially in rural areas. To mitigate this, the non-governmental organization (NGO) Pivot and the Ministry of Public Health (MoPH) jointly implemented a diabetes decentralization program in Ifana…

  • Exploring gender-intentional implementation of Digital Health Information for Immunization in Ethiopia

    Open AccessGetasew Amare, Betelhem Abebe Andargie et al.ARTICLEPLOS Global Public Health2026

    Despite growing investment in digital health for immunization, there is limited evidence on how gender is considered into design and implementation. In 2022, Ethiopia launched a Gender-intentional Digital Health Information Roadmap with the support of Gavi, the Vaccine Alliance; however, the operationalization of gender strategies remains unclear. This qualitative study explored gender inclusiveness in digital health for immunization in Ethiopia,…

  • Improving HIV assisted partner services outcomes by eliciting additional partners after the initial encounter

    Open AccessGeorge Otieno, Sarah Masyuko et al.ARTICLEPLOS Global Public Health2026

    Most assisted partner services (APS) programs elicit partners at the time of HIV diagnosis when index clients may be reluctant to name all partners. Little is known about the benefits of ongoing partner elicitation after the initial visit. We utilized data collected in an APS implementation study across 31 facilities in western Kenya from August 2019 to June 2022. HIV testing service providers offered APS to consenting female index clients and as…

  • Predictors of treatment failure among patients with pulmonary tuberculosis attending public health facilities in Nairobi county

    Open AccessFaith Muthoki Mwanzui, Simon Karanja et al.ARTICLEPLOS Global Public Health2025

    Tuberculosis (TB) is one of the infectious diseases of public health concern globally. Kenya is ranked 15th among the 22 high TB burden countries worldwide, which collectively contribute to 80% of the world’s TB cases. TB Treatment failure is one of the threats to the control of TB. The research aimed at determining affordable predictors of TB treatment failure in a resource limited setting to inform policy in designing public health intervention…

  • A quality improvement approach to scaling up a complex health system intervention for the prevention and management of cardiovascular disease in rural Indonesia

    Open AccessThomas Gadsden, Sujarwoto et al.ARTICLEPLOS Global Public Health2025

    Scaling up effective public health interventions is crucial for achieving universal health coverage, yet remains challenging. We report the use of the Plan-Do-Study-Act (PDSA) quality improvement model to support the iterative scale-up of a community-based cardiovascular disease risk management program in Malang District, East Java, Indonesia. A pragmatic implementation study comprising three PDSA cycles was conducted in 10 ‘test of scale-up’ vil…

  • Healthcare workers’ perspective about barriers and facilitators to pediatric HIV status disclosure in eastern Uganda using capability opportunity and motivation of behavior change model

    Open AccessJoseph Kirabira, Godfrey Zari Rukundo et al.ARTICLEPLOS Global Public Health2025

    HIV status disclosure by caregivers to children and adolescents living with HIV (CALH) remains a public health concern in countries with a high burden of HIV despite guidelines for healthcare workers (HCWs) to facilitate the process. This study explored barriers and facilitators to HIV disclosure at two referral hospitals in eastern Uganda focusing on the utilization of existing guidelines. In-depth qualitative interviews were conducted among all…

  • Pre-exposure prophylaxis (PrEP) awareness, use, and discontinuation among Lake Victoria fisherfolk in Uganda

    Open AccessKauthrah Ntabadde, Joseph Kagaayi et al.ARTICLEPLOS Global Public Health2025

    There is limited population-level data on the pre-exposure prophylaxis (PrEP) care continuum in eastern Africa. Here, we assessed the PrEP care continuum following PrEP rollout in a Ugandan community with ~40% HIV seroprevalence. We used cross-sectional population-based data collected between September 3 and December 19, 2018 from a Lake Victoria fishing community in southern Uganda to measure levels of self-reported PrEP awareness, ever-use, and…

  • Comparing and integrating human mobility data sources for measles transmission modeling in Zambia

    Open AccessNatalya Kostandova, Christine Prosperi et al.ARTICLEPLOS Global Public Health2025

    Quantifying population mobility is crucial in developing accurate models of infectious disease dynamics. Increasingly, multiple data sources are available to describe individual and population mobility in a single location; however, there are no methods to systematically integrate these data. Combining information from these data sets may be valuable and help mitigate inherent biases in each data set due to sampling, censoring, and recall. We exa…

  • Modelling the impact of climatic and environmental variables on malaria incidence in Tanzania

    Open AccessAngelina M Lutambi, Basiliana Emidi et al.ARTICLEPLOS Global Public Health2025

    Malaria remains a significant public health challenge, particularly among vulnerable populations in high-burden countries like Tanzania. Despite progress in reducing malaria incidence, climatic and environmental condition variability has led to uneven reductions, hindering the achievement of the WHO 2030 targets. We assessed the impact of climatic and environmental variables on malaria incidence to better understand spatial and temporal trends an…

  • Cost of Sauti ya Vijana (SYV), a mental health intervention for young people living with HIV in Tanzania

    Open AccessAyodamope Fawole, Armand Zimmerman et al.ARTICLEPLOS Global Public Health2025

    Sauti ya Vijana (SYV) is a ten-session, group-based mental health and life skills intervention targeting young people living with HIV (YPLWH) in Tanzania. By addressing mental health distress and promoting self-efficacy and resilience to HIV-related stigma and disclosure, SYV aims to improve adherence to antiretroviral therapy (ART) and virologic suppression. A pilot randomized controlled trial (RCT) of SYV was conducted in Moshi, Tanzania, from …

  • Examining the effects of race/ethnicity and other factors on outcomes of care for complex regional pain syndrome type 1 in the United States

    Open AccessAnh Khoa Vo, James A G Crispo et al.ARTICLEPLOS Global Public Health2025

    Complex regional pain syndrome is a chronic pain disorder marked by symptoms such as swelling, impaired motor function, and sympathetic dysfunction. Our primary objective was to determine the total number of complex regional pain syndrome type 1 (CRPS-1) emergency department (ED) visits and hospitalizations by race/ethnicity, as well as to assess sex and age distributions by race/ethnicity. Secondary objectives were to examine whether race/ethnic…

  • Predictors of perinatal mortality in the seven major hospitals of Lusaka Zambia

    Open AccessMusonda Makasa, Patrick Kaonga et al.ARTICLEPLOS Global Public Health2025

    Background In 2023, approximately 2.3 million babies globally were lost before birth or within the first week of life, primarily due to preventable causes. Global perinatal mortality declined from 5.7 million in 2000 to 4.1 million by the end of 2015. However, despite this progress, for example 45% of all stillbirths were reported from high-income countries, which contribute less than 2% of the global burden of stillbirths. Perinatal mortality ra…

  • What combination of interventions can optimise HIV prevention for adolescent girls and young women? Cohort analysis of DREAMS participation in urban and rural Kenya

    Open AccessFaith Magut, Sarah Mulwa et al.ARTICLEPLOS Global Public Health2025

    Comprehensive intervention packages are recommended to address multiple sources of HIV risk for adolescent girls and young women (AGYW). DREAMS is a multi-component HIV prevention program designed to reduce HIV incidence among AGYW. We conducted a prospective cohort study among AGYW aged 13–22 years, randomly selected in rural Gem and urban Nairobi informal settlements followed from 2017/2018–2019. AGYW were classified into three groups: (1) invi…

  • Willingness to be vaccinated against Covid-19 and associated factors in Migori County, Kenya

    Open AccessGianna Ferrara, Sandra Mudhune et al.ARTICLEPLOS Global Public Health2025

    Introduction The COVID-19 pandemic revealed the daunting challenge of vaccine hesitancy. We aimed to describe attitudes towards virus containment and vaccination in rural Kenya. Identifying factors associated with willingness to be vaccinated and attitudes towards information sources and health worker outreach, will allow for targeted programming and prevention methods. Methods This was a cross-sectional observational survey. This study was condu…

  • Retracted

    Open AccessCollins Otieno Asweto, Jing Wu et al.ARTICLEInternational Journal of…2025

    The journal retracts the article titled "Combined Effect of Silica Nanoparticles and Benzo[a]pyrene on Cell Cycle Arrest Induction and Apoptosis in Human Umbilical Vein Endothelial Cells" [...]

  • Prevalence and associated factors of MAFLD in adults with type 2 diabetes

    Open AccessYifei He, Xiao Feng et al.ARTICLEPLOS Global Public Health2024

    To estimate the prevalence and associated factors of hepatic steatosis and fibrosis in adults with type 2 diabetes (T2DM) in the United States.Data were retrieved from the 2017‒March 2020 prepandemic cycle of the National Health and Nutritional Examination and Survey (NHANES). The study population included patients with T2DM. The controlled attenuation parameter (CAP) and liver stiffness measurement (LSM) were used to assess hepatic steatosis and…

  • Global maternal health country typologies

    Open AccessZachary J Ward, Rifat Atun et al.ARTICLEPLOS Global Public Health2024

    Maternal mortality remains a large challenge in global health. Learning from the experience of similar countries can help to accelerate progress. In this analysis we develop a typology of country groupings for maternal health and provide guidance on how policy implications vary by country typology. We used estimates from the Global Maternal Health (GMatH) microsimulation model, which was empirically calibrated to a range of fertility, process, an…

  • The influence of demographic and socio-economic factors on non-vaccination, under-vaccination and missed opportunities for vaccination amongst children 0–23 months in Kenya for the period 2003–2014

    Open AccessChristopher Ochieng’ Odero, Doreen Othero et al.ARTICLEPLOS Global Public Health2024

    Vaccination is crucial in reducing child mortality and the prevalence of Vaccine-Preventable-Diseases (VPD), especially in low-and-middle-income countries like Kenya. However, non-vaccination, under-vaccination, and missed opportunities for vaccination (MOV) pose significant challenges to these efforts. This study aimed to analyze the impact of demographic and socio-economic factors on non-vaccination, under-vaccination, and MOV among children ag…

  • The effect of Covid-19 pandemic on healthcare seeking in an urban informal settlement in Nairobi and a rural setting in western Kenya

    Open AccessGeorge O Agogo, Patrick K Munywoki et al.ARTICLEPLOS Global Public Health2024

    The COVID-19 pandemic caused widespread changes and disruptions to healthcare seeking behavior. There are limited studies on the effect of the COVID-19 pandemic on healthcare seeking patterns in low-and middle-income countries (LMICs), especially in settings with inequitable access to healthcare in rural and urban informal settlements. We investigated the effect of the COVID-19 pandemic on reported healthcare seeking at health facilities and chem…

  • Level of HIV serodiscordance and associated factors among heterosexual couples in Ethiopia

    Open AccessDagne Deresa Dinagde, Hana Tadesse Afework et al.ARTICLEPLOS Global Public Health2024

    HIV-related causes accounted for approximately 770,000 deaths globally in 2018. Globally, there were 1.7 million new infections, and approximately 37.9 million people were living with HIV by the end of 2018. According to the WHO 2018 study, the African Region was the most affected, with 25.7 million people living with HIV in 2018. In Africa, married and cohabiting couples have a high prevalence of HIV discordance, ranging from 3% to 20% in the ge…

  • Prediction models for post-discharge mortality among under-five children with suspected sepsis in Uganda

    Open AccessMatthew O Wiens, Vuong Nguyen et al.ARTICLEPLOS Global Public Health2024

    In many low-income countries, over five percent of hospitalized children die following hospital discharge. The lack of available tools to identify those at risk of post-discharge mortality has limited the ability to make progress towards improving outcomes. We aimed to develop algorithms designed to predict post-discharge mortality among children admitted with suspected sepsis. Four prospective cohort studies of children in two age groups (0–6 an…

  • Assessing ventilation through ambient carbon dioxide concentrations across multiple healthcare levels in Ghana

    Open AccessCecilia Crews, Paul Angwaawie et al.ARTICLEPLOS Global Public Health2024

    Infection prevention and control (IPC) measures safeguard primary healthcare systems, especially as the infectious disease landscape evolves due to climate and environmental change, increased global mobility, and vaccine hesitancy and inequity, which can introduce unexpected pathogens. This study explores the importance of an "always-on," low-cost IPC approach, focusing on the role of natural ventilation in health facilities, particularly in low-…

  • “I found out about Zika virus after she was born.” Women’s experiences of risk communication during the Zika virus epidemic in Brazil, Colombia, and Puerto Rico

    Open AccessMaría Consuelo Miranda Montoya, Caridad Hernández Sánchez et al.ARTICLEPLOS Global Public Health2024

    Providing accurate, evidence-based information to women with Zika infection during pregnancy was problematic because of the high degree of uncertainty in the diagnosis of the infection and the associated risk. The 2015–17 Zika virus epidemic overwhelmingly affected women in countries with limited access to safe abortion. Understanding women’s perspectives on risk communication during pregnancy in the context of an emerging pathogen can help infor…

  • Self-tests for Covid-19

    Open AccessApoorva Anand, Fiorella Vialard et al.ARTICLEPLOS Global Public Health2024

    COVID-19 self-testing strategy (COVIDST) can rapidly identify symptomatic and asymptomatic SARS-CoV-2-infected individuals and their contacts, potentially reducing transmission. In this living systematic review, we evaluated the evidence for real-world COVIDST performance. Two independent reviewers searched six databases (PubMed, Embase, Web of Science, World Health Organization database, Cochrane COVID-19 registry, Europe PMC) for the period Apr…