Publications by authors named "Garrib A"

Article Synopsis
  • The study aimed to assess how well participants retained care and managed chronic conditions (hypertension, diabetes, HIV) over two years in East Africa, specifically in Tanzania and Uganda.
  • Involving 2273 participants, the study found that 84.5% were retained in care after roughly 8 months, with a follow-up revealing that 54.3% of the original participants continued to engage with the integrated care services.
  • Outcomes showed that, among those who stayed for longer follow-up, control rates for hypertension, diabetes, and HIV were notable, with many participants effectively managing their health conditions by the end of the study period.
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Objective: To evaluate the relationship between fasting plasma glucose (FPG) and 2-hour postload plasma glucose (2hPG) measured during an oral glucose tolerance test, and the risk of developing diabetes in Chinese adults.

Methods: We followed 3,094 participants without diabetes, categorizing them based on their oral glucose tolerance test (OGTT) results into low post load (2hPG ≤ FPG) and high post load (2hPG > FPG) at baseline. We monitored the incidence of diabetes, incidence of prediabetes, disease progression from prediabetes to diabetes and disease reversal from prediabetes to normal glucose tolerance (NGT) over an average of 3.

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We compared the glycaemic and cardiorenal effects of combination therapy involving metformin, pioglitazone, sodium-glucose-linked-cotransporter-2 inhibitor (SGLT2i), and glucagon-like peptide-1 receptor agonist (GLP-1RA) versus a more conventional glucocentric treatment approach combining sulphonylureas (SU) and insulin from the point of type 2 diabetes (T2D) diagnosis. We performed a retrospective cohort study using the Global Collaborative Network in TriNetX. We included individuals prescribed metformin, pioglitazone, an SGLT2i, and a GLP-1 RA for at least 1-year duration, within 3 years of a T2D diagnosis, and compared with individuals prescribed insulin and a SU within the same temporal pattern.

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Background: In sub-Saharan Africa, health-care provision for chronic conditions is fragmented. The aim of this study was to determine whether integrated management of HIV, diabetes, and hypertension led to improved rates of retention in care for people with diabetes or hypertension without adversely affecting rates of HIV viral suppression among people with HIV when compared to standard vertical care in medium and large health facilities in Uganda and Tanzania.

Methods: In INTE-AFRICA, a pragmatic cluster-randomised, controlled trial, we randomly allocated primary health-care facilities in Uganda and Tanzania to provide either integrated care or standard care for HIV, diabetes, and hypertension.

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Introduction: Integration of HIV and non-communicable disease (NCD) services is proposed to increase efficiency and coverage of NCD care in sub-Saharan Africa.

Description: Between October 2018 to January 2020 in Tanzania and Uganda, working in partnership with health services, we introduced an integrated chronic care model for people with HIV, diabetes and hypertension. In this model, patients were able to access care from a single point of care, as opposed to the standard of siloed care from vertical clinics.

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Aims/hypothesis: In sub-Saharan Africa (SSA), 5% of adults are living with type 2 diabetes and this is rising sharply, with a greater increase among people with HIV. Evidence on the efficacy of prevention strategies in this cohort is scarce. We conducted a Phase II double-blind placebo-controlled trial that aimed to determine the impact of metformin on blood glucose levels among people with prediabetes (defined as impaired fasting glucose [IFG] and/or impaired glucose tolerance [IGT]) and HIV in SSA.

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Article Synopsis
  • * The systematic review analyzed 33 studies with over 13,000 participants from various regions, finding prevalent rates of retinopathy, nephropathy, and neuropathy, along with ischemic heart disease and peripheral artery disease among these patients.
  • * Results indicate that many individuals in low- and middle-income countries may only be diagnosed with diabetes once they already show signs of complications, demonstrating the need for increased awareness and research in these regions.
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Objective: Diabetes prevalence has risen rapidly in Sub-Saharan Africa, but rates of retention in diabetes care are poorly understood. We conducted a systematic review and meta-analysis to determine rates of retention in care of persons with type 2 diabetes.

Methods: We searched MEDLINE, Global Health and CINAHL online databases for cohort studies and randomised control trials (RCTs) published up to 12 October 2021, that reported retention in or attrition from care for patients with type 2 diabetes in Sub-Saharan Africa.

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Background: TB is a major cause of mortality worldwide, with the highest risk in people living with HIV/AIDS (PLWHA). Isoniazid preventive therapy (IPT), in combination with antiretroviral therapy (ART), reduces the overall incidence and mortality from TB by up to 90% among PLWHA. Tanzania has limited published data on IPT coverage among PLWHA.

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Introduction: Although HIV continues to have a high prevalence among adults in sub-Saharan Africa (SSA), the burden of noncommunicable diseases (NCD) such as diabetes and hypertension is increasing rapidly. There is an urgent need to expand the capacity of healthcare systems in SSA to provide NCD services and scale up existing chronic care management pathways. A scoping review mapped extant policy and evidence based literature on the feasibility of integrating NCD care with HIV in the region.

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Background: Although HIV continues to have a high prevalence among adults in sub-Saharan Africa (SSA), the burden of noncommunicable diseases (NCD) such as diabetes and hypertension is increasing rapidly. There is an urgent need to expand the capacity of healthcare systems in SSA to provide NCD services and scale up existing chronic care management pathways. The aim of this study was to identify key components, outcomes, and best practice in integrated service provision for the prevention, identification and treatment of HIV, hypertension and diabetes.

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Background: HIV, diabetes and hypertension have a high disease burden in sub-Saharan Africa. Healthcare is organised in separate clinics, which may be inefficient. In a cohort study, we evaluated integrated management of these conditions from a single chronic care clinic.

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Introduction: HIV programmes in sub-Saharan Africa are well funded but programmes for diabetes and hypertension are weak with only a small proportion of patients in regular care. Healthcare provision is organised from stand-alone clinics. In this cluster randomised trial, we are evaluating a concept of integrated care for people with HIV infection, diabetes or hypertension from a single point of care.

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Background: Integration of health services might be an efficient strategy for managing multiple chronic conditions in sub-Saharan Africa, considering the scope of treatments and synergies in service delivery. Proven to promote compliance, integration may lead to increased economies-of-scale. However, evidence on the socio-economic consequences of integration for providers and patients is lacking.

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Background: Low-income and middle-income countries are struggling to manage growing numbers of patients with chronic non-communicable diseases (NCDs), while services for patients with HIV infection are well established. There have been calls for integration of HIV and NCD services to increase efficiency and improve coverage of NCD care, although evidence of effectiveness remains unclear. In this review, we assess the extent to which National HIV and NCD policies in East Africa reflect the calls for HIV-NCD service integration.

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High out-of-pocket (OOP) payments for chronic disease care often contribute directly to household poverty. Although previous studies have explored the determinants of impoverishment in China, few published studies have compared levels of impoverishment before and after the New Health Care Reform (NHCR) in households with members with chronic diseases (hereafter referred to as chronic households). Our study explored this using data from the fourth and fifth National Health Service Surveys conducted in Shaanxi Province.

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The rising burden from non-communicable diseases (NCDs) poses a huge challenge for health care delivery in Africa, where health systems are already struggling with the long-term care requirements for the millions of people now on antiretroviral therapy requiring regular visits to health facilities for monitoring, adherence support and drugs. The HIV chronic disease management programme is comparatively well-funded, well-organised and well-informed and offers many insights and opportunities for the expansion of NCD prevention and treatment services. Some degree of human immunodeficiency virus (HIV) and NCD service integration is essential, but how to do this without risking the HIV treatment gains is unclear.

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We analyze funeral arrangements following the deaths of 3,751 people who died between January 2003 and December 2005 in the Africa Centre Demographic Surveillance Area. We find that, on average, households spend the equivalent of a year's income for an adult's funeral, measured at median per capita African (Black) income. Approximately one-quarter of all individuals had some form of insurance, which helped surviving household members defray some fraction of funeral expenses.

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Objective: To estimate injury mortality rates in a rural population in KwaZulu-Natal, South Africa and to identify socio-demographic risk factors associated with adult injury-related deaths.

Methods: The study used population-based mortality data collected by a demographic surveillance system on all resident and non-resident members of 11,000 households. Deaths and person-years of observation (pyo) were aggregated for individuals between 01 January 2000 and 31 December 2007.

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Background: Since reliable health information is essential for the planning and management of health services, we investigated the functioning of the District Health Information System (DHIS) in 10 rural clinics.

Design And Subjects: Semi-structured key informant interviews were conducted with clinic managers, supervisors and district information staff. Data collected over a 12-month period for each clinic were assessed for missing data, data out of minimum and maximum ranges, and validation rule violations.

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Objective: To determine child mortality rates in a rural area of South Africa with high HIV prevalence.

Methods: A community-based survey was conducted between 1 January 2000 and 31 December 2002 on deaths in children under the age of 15 years. Children were followed up through four monthly home visits.

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Objective: To provide internationally comparable data on the frequencies of different causes of death.

Methods: We analysed verbal autopsies obtained during 1999 -2002 from 12 demographic surveillance sites in sub-Saharan Africa and Bangladesh to find cause-specific and age-specific mortality rates. The cause-of-death codes used by the sites were harmonized to conform to the ICD-10 system, and summarized with the classification system of the Global Burden of Disease 2000 (Version 2).

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Many countries in Africa are planning to provide highly active antiretroviral therapy (HAART) to millions of people with acquired immune deficiency syndrome. This will be a highly complex therapy programme. Physician-based models of care adapted from industrialized countries will not succeed in providing treatment to the majority of those who need it in resource-constrained settings.

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