Publications by authors named "Onyango R"

Background: Tuberculosis program effectiveness is majorly measured by disease severity and treatment response without integrating patient perspectives. Yet, it's a critical dimension in clinical decision-making that enhances health worker-patient interactions and increases individuals' sustained engagement with treatment, thereby benefiting the people affected and the wider public by mitigating the infection risk. This study assessed the lived experiences of persons affected by tuberculosis who were on treatment in Nairobi County, Kenya.

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Article Synopsis
  • Following a decline in perinatal HIV transmission rates in Kenya from 20% to 8% between 2010 and 2021, the FACES program aimed to further reduce these rates by supporting HIV care for pregnant and postpartum women at 61 facilities in Kisumu County.
  • The program implemented three specific interventions in 2019, including high-risk clinics, case management, and a mobile app, to enhance support for women and their infants, while monitoring infant HIV acquisition up to 24 months.
  • Data collected from over 12,000 women and nearly 12,000 mother-infant pairs showed a focus on understanding the impact of these interventions on HIV transmission rates, with a particular emphasis on comparing outcomes
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Introduction: Surgical services are an essential part of a functional healthcare system, but the Lancet Commission of Global Surgery (LCoGS) indicators of surgical capacity such as perioperative workforce and surgical volume are unknown in many low- and middle-income countries (LMICs) including the Democratic Republic of Congo (DRC). We aimed to determine the surgical capacity and its associated factors within the DRC.

Methods: Hospitals were assessed in the North Kivu province of the DRC.

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Introduction: In the Democratic Republic of Congo (DRC), the determinants and barriers of essential surgical care are not well described, hindering efforts to improve national surgical programs and access.

Methods: A cross-sectional study evaluated access to essential surgery in the Butembo and Katwa health zones in the North Kivu province of DRC. A double-clustered random sample of community members was surveyed using questions derived from the Surgeons OverSeas Surgical Needs Assessment Survey, a validated tool to determine the reasons for not seeking, reaching, or receiving a Bellwether surgery (i.

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Goal: Clinical physician leaders have become an increasingly important asset to hospitals and hospital systems in a changing healthcare environment. Specifically, the role of the chief medical officer (CMO) has expanded and evolved amid the shift to value-based payment models and sharpened focus on patient safety, quality, community engagement, and equity in healthcare, as well as a global pandemic. In light of these changes, this study examined the transformation of CMOs and similar roles and evaluated the current needs, challenges, and responsibilities of clinical leaders today.

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Parents are facing tremendous stress in relation to the COVID-19 pandemic and the effectiveness of the COVID-19 vaccination program for children. We aimed to investigate parents' willingness to vaccinate their children against COVID-19 in North Kivu province, (Democratic Republic of Congo). A cross-sectional survey between 1 December 2021 to 20 January 2022 in six health zones (Goma, Karisimbi, Butembo, Beni, Kamango, and Katwa) was conducted in the province of North Kivu.

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In survey research, various types of estimators have been suggested that consider only the current sample information to compute the unknown population parameters. Therefore, we utilize the past sample information along with the current sample information in the form of hybrid exponentially weighted moving averages to suggest the memory type logarithmic estimators for time-based surveys. The expression of the mean square error of the suggested estimators is determined to the first order of approximation.

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In this article, a new robust ratio type estimator using the Uk's redescending M-estimator is proposed for the estimation of the finite population mean in the simple random sampling (SRS) when there are outliers in the dataset. The mean square error (MSE) equation of the proposed estimator is obtained using the first order of approximation and it has been compared with the traditional ratio-type estimators in the literature, robust regression estimators, and other existing redescending M-estimators. A real-life data and simulation study are used to justify the efficiency of the proposed estimators.

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In this study, we propose an improved unbiased estimator in estimating the finite population mean using a single auxiliary variable and rank of the auxiliary variable by adopting the Hartley-Ross procedure when some parameters of the auxiliary variable are known. Expressions for the bias and mean square error or variance of the estimators are obtained up to the first order of approximation. Four real data sets are used to observe the performances of the estimators and to support the theoretical findings.

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In this paper, a general class of estimators is proposed for estimating the finite population mean for sensitive variable, in the presence of measurement error and non-response in simple random sampling. Expressions for bias and mean square error up to first order of approximation, are derived. Impact of measurement errors is examined using real data sets, including the survey conducted at Quaid-i-Azam University, Islamabad.

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Background: mHealth technologies are already disrupting conventional healthcare delivery by making innovative solutions more accessible in terms of reach and price across reach and price across the developing world. However, much less has been documented on the process of mHealth innovation introduction in the context of rural communities of Africa. Pending still is the widespread adoption of standards and the removal of barriers to introduction, testing and scale.

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: To ensure the continuity of high-quality HIV care in Kisumu County, Kenya during the corona virus disease 2019 pandemic, the Ministry of Health implemented a strategy to promote physical distancing and corona virus disease 2019 case detection. A total of 23 262 (84.2%) of the 27 641 patients eligible for early refill received an extra 3-month supply of antiretrovirals.

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Despite strong evidence that skilled birth care (SBC) significantly reduces maternal deaths, one in four babies worldwide are delivered without SBC. This has kept maternal mortality rates (MMR) high in sub-Saharan Africa and Kenya in particular. Kenya adopted Community Health Strategy (CHS) with the aim of improving community health services.

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Introduction: Immunization is a powerful and cost-effective health intervention which averts an estimated 2 to 3 million deaths every year. Kenya has a high infant and under five mortality and morbidity rates. Increasing routine child immunization coverage is one way of reducing child morbidity and mortality rates in Kenya.

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Introduction: Community Health Strategy (CHS) is a new Primary Health Care (PHC) model in Kenya, designed to provide PHC services in Kenya. In 2011, CHS was initiated in Mwingi district as one of the components of APHIA plus kamili program. The objectives of this study was to evaluate the efficiency of the CHS in providing MCH services in Mwingi district and to establish the factors influencing efficiency of the CHS in providing MCH services in the district.

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Background: Voluntary medical male circumcision (VMMC) service delivery is complex and resource-intensive. In Kenya's context there is still paucity of information on resource use vis-à-vis outputs as programs scale up. Knowledge of technical efficiency, productivity and potential sources of constraints is desirable to improve decision-making.

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Background: Kenyan women aged ≥ 15 years are at risk of developing cervical cancer. Currently, cervical cytology reduces cervical cancer incidence, since it allows for early diagnosis and treatment. Uptake of cervical screening services is a priority research area in Kenya.

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Background: Considerable conceptual and operational complexities related to service quality measurements and variability in delivery contexts of scaled-up medical male circumcision, pose real challenges to monitoring implementation of quality and safety. Clarifying latent factors of the quality instruments can enhance contextual applicability and the likelihood that observed service outcomes are appropriately assessed.

Objective: To explore factors underlying SYMMACS service quality assessment tool (adopted from the WHO VMMC quality toolkit) and; determine service quality performance using composite quality index derived from the latent factors.

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Introduction: Intestinal schistosomiasis is widely distributed around Lake Victoria in Kenya where about 16 million people in 56 districts are at risk of the infection with over 9.1 million infected. Its existence in rural settings has been extensively studied compared to urban settings where there is limited information about the disease coupled with low level of awareness.

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Background: Due to widespread anti-malarial drug resistance in many countries, Kenya included, artemisinin-based Combination Therapy (ACT) has been adopted as the most effective treatment option against malaria. Artemether-lumefantrine (AL) is the first-line ACT for treatment of uncomplicated malaria in Kenya, while quinine is preferred for complicated and severe malaria. Information on the providers' knowledge and practices prior to or during AL and quinine implementation is scanty.

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Context: Most caregivers of people living with HIV/AIDS (PLWHA) in rural Kenya are women. In resource-limited situations, this can be a challenging and risky responsibility.

Objective: Assess the risk factors to which home-based caregivers are exposed.

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Several T. brucei-subgroup strains isolated from game were investigated with the blood incubation infectivity test (BIIT) and in human volunteers. Original isolates and their clones derivatives were tested.

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