366 results match your criteria: "and London School of Hygiene and Tropical Medicine[Affiliation]"

Differential manifestation of type 2 diabetes in Black Africans and White Europeans with recently diagnosed type 2 diabetes: A systematic review.

Diabetes Metab Syndr

August 2024

Non-Communicable Diseases Program, Medical Research Council/Uganda Virus Research Institute and London School of Hygiene and Tropical Medicine Uganda Research Unit, Entebbe, Uganda; Department of Non-Communicable Diseases Epidemiology, Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine, UK.

Article Synopsis
  • * It included 28 studies with data showing that Black Africans are generally younger, have a lower body mass index (BMI), but higher glycated hemoglobin levels compared to White Europeans.
  • * The findings highlight significant ethnic differences in T2D manifestations, emphasizing the need for tailored management and prevention strategies that consider these differences.
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Invasive Treatment Strategy for Older Patients with Myocardial Infarction.

N Engl J Med

November 2024

From the Translational and Clinical Research Institute, Faculty of Medical Sciences (V.K.), the Population Health Sciences Institute (H.M., M.D.T.), and the Newcastle Clinical Trials Unit (C.S., M. Bardgett, P.W., M.D.T., J.P.), Newcastle University, and the Cardiothoracic Centre, Freeman Hospital, Newcastle upon Tyne Hospitals NHS Foundation Trust (V.K., J.A.H., I.U.H.), Newcastle upon Tyne; Northumbria Healthcare NHS Foundation Trust, Cramlington (C.R., D.P.R.); the Faculty of Health Sciences and Wellbeing, School of Medicine, University of Sunderland Medical School, Sunderland (D.P.R.); North Tees and Hartlepool NHS Foundation Trust, Stockton-on-Tees (J. Carter, J.Q.); Chesterfield Royal Hospital, Chesterfield (J. Cooke); South Tees NHS Foundation Trust, Middlesbrough (D.A.); County Darlington and Durham NHS Foundation Trust, Darlington (J. Murphy); Royal Derby Hospital, Derby (D.K.); University Hospital Ayr, Ayr (J. McGowan); Leeds Teaching Hospital NHS Trust, Leeds (M.V.); Torbay and South Devon NHS Foundation Trust, Torquay (D.F.); Manchester University NHS Foundation Trust, Manchester (H.C.); Epsom and St. Helier University Hospitals, Epsom (S.M.); Ninewells Hospital, Dundee (J.I.); Bradford Royal Infirmary, Bradford (S.L.); Blackpool Victoria Hospital, Blackpool (G.G.); United Lincolnshire Hospitals NHS Trust, Lincoln (K.L.); Wrightington Wigan and Leigh Teaching Hospitals NHS Foundation Trust, Wigan (A.S.); North Bristol NHS Trust, Bristol (A.G.D.); University Hospital of Leicester NHS Trust, Leicester (S.H.); Barts Health NHS Trust (M. Belder) and London School of Hygiene and Tropical Medicine (S.J.P.), London; the Centre for Cardiovascular Science, University of Edinburgh, Edinburgh (M.D., D.E.N., K.A.A.F.); Norwich Medical School, University of East Anglia, Norwich (M.F.); and Sheffield Teaching Hospital, Sheffield (R.F.S.) - all in the United Kingdom.

Background: Whether a conservative strategy of medical therapy alone or a strategy of medical therapy plus invasive treatment is more beneficial in older adults with non-ST-segment elevation myocardial infarction (NSTEMI) remains unclear.

Methods: We conducted a prospective, multicenter, randomized trial involving patients 75 years of age or older with NSTEMI at 48 sites in the United Kingdom. The patients were assigned in a 1:1 ratio to a conservative strategy of the best available medical therapy or an invasive strategy of coronary angiography and revascularization plus the best available medical therapy.

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Article Synopsis
  • * Researchers conducted 27 semi-structured interviews with individuals with various disabilities in rural Luuka district to gather insights on their healthcare experiences and needs.
  • * Key recommendations include advocating for disability awareness, empowering communities socio-economically, training healthcare providers on disability issues, improving accessibility, and ensuring representation of disabled individuals in health management.
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Introduction: People living with HIV (PLHIV) have a 20-fold risk of tuberculosis (TB) disease compared to HIV-negative people. In 2021, the uptake of TB preventive treatment among the children and adolescents living with HIV at the Baylor-Uganda HIV clinic was 45%, which was below the national target of 90%. Minimal evidence documents the enablers and barriers to TB preventive treatment (TPT) initiation and completion among children and adolescents living with HIV(CALHIV).

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Introduction: We undertook phenotypic characterization of early-onset and late-onset type 2 diabetes (T2D) in adult black African and white European populations with recently diagnosed T2D to explore ethnic differences in the manifestation of early-onset T2D.

Research Design And Methods: Using the Uganda Diabetes Phenotype study cohort of 500 adult Ugandans and the UK StartRight study cohort of 714 white Europeans with recently diagnosed islet autoantibody-negative T2D, we compared the phenotypic characteristics of participants with early-onset T2D (diagnosed at <40 years) and late-onset T2D (diagnosed at ≥40 years).

Results: One hundred and thirty-four adult Ugandans and 113 white Europeans had early-onset T2D.

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Article Synopsis
  • Large studies have demonstrated that new long-acting HIV medications are effective and well-received, but their distribution needs better organization, especially in low-income countries with high HIV rates.
  • Coordinated efforts from stakeholders like WHO, financial donors, and governments are urgently needed to ensure these treatments reach everyone who could benefit, as currently only a small percentage of eligible individuals do.
  • Without immediate action to coordinate the rollout of these medications, access to them could be significantly delayed, hindering progress towards global HIV eradication goals set for the 2030s.
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Objectives: The main aim was to determine the diagnostic performance of an albuminuria point-of-care test (POC) for diagnosis of chronic kidney disease among young people living with HIV (YPLHIV) in Uganda.

Design: We conducted a cross-sectional study comparing the diagnostic performance of MicroalbuPHAN (Erba Lachema, Czech Republic), an albuminuria POC test against the laboratory-measured albumin and creatinine as the reference standard.

Setting: The study was set in seven HIV clinics in Kampala, Uganda that provide antiretroviral therapy to adults and children living with HIV.

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Article Synopsis
  • The study investigates the link between post-traumatic stress disorder (PTSD) and differences in DNA methylation, a type of gene regulation, in blood samples from individuals diagnosed with PTSD compared to trauma-exposed controls.
  • Researchers conducted a large-scale analysis involving over 5,000 participants from various civilian and military studies, using standardized procedures for PTSD assessment and DNA methylation testing.
  • The results revealed 11 specific DNA methylation sites associated with PTSD, and found similarities in methylation patterns between blood and brain tissues, suggesting a biological basis for the condition.
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Background: Illicit drug and high-risk alcohol use among adolescents leads to poor health outcomes. We enrolled adolescents from urban slums in Kampala, Uganda, to assess baseline prevalence and factors associated with illicit drug and high-risk alcohol consumption.

Methods: We conducted a cross-sectional study using data collected in a cohort that enrolled 14-19-year-old male and female participants from 25 March 2019 to 30 March 2020.

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Background: We sought to determine whether the Good School Toolkit-Primary violence prevention intervention was associated with reduced victimisation and perpetration of peer and intimate partner violence four years later, and if any associations were moderated by sex and early adolescent: family connectedness, socio-economic status, and experience of violence outside of school.

Methods: Drawing on schools involved in a randomised controlled trial of the intervention, we used a quasi-experimental design to compare violence outcomes between those who received the intervention during our trial (n = 1388), and those who did not receive the intervention during or after the trial (n = 522). Data were collected in 2014 (mean age 13.

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Background: Novel HIV pre-exposure prophylaxis (PrEP) methods including a potential future HIV vaccine, will increase prevention options for adolescent girls and young women (AGYW) at high risk of HIV infection in Eastern and Southern Africa, yet data on AGYW's preferences for various PrEP methods is limited. We investigated preferences for five biomedical PrEP methods among 14-24-years-old AGYW in Kampala, Uganda.

Methods: From January to December 2019, we conducted a mixed methods study including 265 high-risk AGYW.

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Background: Type 2 diabetes is common in relatively lean individuals in sub-Saharan Africa. It is unclear whether phenotypic differences exist between underweight and normal-weight African patients with type 2 diabetes. This study compared specific characteristics between underweight (body mass index <18.

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Introduction: The study investigation examined the immune response to the Janssen Ad26.COV2.S COVID-19 vaccine within a Ugandan cohort, specifically targeting antibodies directed against spike (S) and nucleocapsid (N) proteins.

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Background: Prior to September 2021, 55,000-90,000 hospital inpatients in England were identified as having a potentially nosocomial SARS-CoV-2 infection. This includes cases that were likely missed due to pauci- or asymptomatic infection. Further, high numbers of healthcare workers (HCWs) are thought to have been infected, and there is evidence that some of these cases may also have been nosocomially linked, with both HCW to HCW and patient to HCW transmission being reported.

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Article Synopsis
  • Rift Valley fever (RVF) is a viral disease affecting humans in Africa and the Arabian Peninsula, with recent reports highlighting severe illness and high mortality rates in Uganda, especially since 2016.
  • Between November 2017 and March 2020, 40 cases of RVF were confirmed in Uganda, predominantly affecting young adult males, with a significant number requiring hospitalization and a high death rate, particularly in older patients and those presenting with bleeding.
  • Survivors experienced prolonged and severe symptoms, including gastrointestinal issues and jaundice, with the duration of symptoms lasting from a couple of days up to four months, indicating the serious impact of RVF on affected individuals.
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Background: There is little known about the family and community maltreatment of the offspring born of the genocidal rape and the offspring's self-perceptions and how they influence their recovery from mental health problems. This study aimed to examine how the mental health prognosis of these offspring could be influenced by the family or community perceptions and attitudes toward them and their self-perception and coping strategies.

Methods: Thirty-two semi-structured qualitative interviews were conducted on 16 dyads of mothers and their offspring who were selected from countrywide.

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Apolipoprotein A1 Infusions and Cardiovascular Outcomes after Acute Myocardial Infarction.

N Engl J Med

May 2024

From the Division of Cardiovascular Medicine, Beth Israel Deaconess Medical Center (C.M.G., S.K., G.C.), and the Department of Medicine, Cardiovascular Division (P.L.), and the Center for Cardiovascular Disease Prevention (P.M.R.), Brigham and Women's Hospital (F.M.S.), Harvard Medical School, and the Harvard T.H. Chan School of Public Health (F.M.S.) - all in Boston; CSL Behring, King of Prussia, PA (D.D., M.H., P.T., L.I.D., S.J.M.); INECO Neurociencias, Rosario, Argentina (M.C.B.); Duke Clinical Research Institute, Duke Health, Durham, NC (J.H.A., R.D.L., T.J.P.); the Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland Clinic Lerner College of Medicine of Case Western Reserve University, Cleveland (A.M.L.); Instituto do Coracao, Hospital das Clinicas HCFMUSP, Faculdade de Medicina, Universidade de São Paulo (J.C.N.), and the Brazilian Clinical Research Institute (R.D.L.) - both in Sao Paulo; the Heart and Vascular Center of Semmelweis University, Budapest, Hungary (B.M.); Lady Davis Carmel Medical Center, Haifa, Israel (B.S.L.); Radboud University Medical Center, Nijmegen and Noordwest Ziekenhuisgroep, Alkmaar (J.H.C.), and the University of Amsterdam Academic Medical Center, Amsterdam (J.J.P.K.) - both in the Netherlands; Krakowski Szpital Specjalistyczny im. Jana Pawła II, Krakow (J.T.), and the Department of Cardiology and Structural Heart Disease, School of Medicine in Katowice, Medical University of Silesia, Katowice (M.T.) - both in Poland; the National Scientific Center, Kyiv, Ukraine (A.P.); the University of Colorado School of Medicine, Anschutz Medical Campus, Aurora (M.B.); the Canadian VIGOUR Centre, University of Alberta, Edmonton, and St. Michael's Hospital, Unity Health Toronto, and Peter Munk Cardiac Centre, University Health Network, University of Toronto, Toronto - all in Canada (S.G.G.); Mount Sinai Fuster Heart Hospital (D.L.B.) and Zena and Michael A. Wiener Cardiovascular Institute (R.M.), Icahn School of Medicine at Mount Sinai, and Weill Cornell Medicine (R.A.H.) - both in New York; Université Paris-Cité, INSERM Unité 1148, FACT and Assistance Publique-Hopitaux de Paris, Hôpital Bichat, Paris (P.G.S.); South Australian Health and Medical Research Institute/SAHMRI, Adelaide, SA (P.A.), and Victorian Heart Institute, Monash University, Melbourne, VIC (S.J.N.) - both in Australia; the Heart Center, Faculty of Medicine, University of Freiburg, Freiburg, Germany (C.B.); Stanford Center for Clinical Research, Department of Medicine, Stanford University School of Medicine, Palo Alto, CA (K.W.M.); and London School of Hygiene and Tropical Medicine, London (S.J.P.).

Background: Cardiovascular events frequently recur after acute myocardial infarction, and low cholesterol efflux - a process mediated by apolipoprotein A1, which is the main protein in high-density lipoprotein - has been associated with an increased risk of cardiovascular events. CSL112 is human apolipoprotein A1 derived from plasma that increases cholesterol efflux capacity. Whether infusions of CSL112 can reduce the risk of recurrent cardiovascular events after acute myocardial infarction is unclear.

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Background: Despite the high frequency of adrenal insufficiency (AI) in patients with tuberculosis or HIV, its diagnosis is often missed or delayed resulting in increased mortality. This systematic review and meta-analysis aimed to document the prevalence, significant clinical features, and predictors of AI in adult patients with tuberculosis or HIV.

Methods: We systematically searched databases (Medline, Embase, CINAHL, Cochrane Library, and Africa Journal Online) for published studies on AI in adult patients with tuberculosis or HIV.

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HIV incidence has been declining in Africa with scale-up of HIV interventions. However, there is limited data on HIV evolutionary trends in African populations with waning epidemics. We evaluated changes in HIV viral diversity and genetic divergence in southern Uganda over a twenty-five-year period spanning the introduction and scale-up of HIV prevention and treatment programs using HIV sequence and survey data from the Rakai Community Cohort Study, an open longitudinal population-based HIV surveillance cohort.

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Article Synopsis
  • O-GlcNAcylation is a crucial nutrient-sensing process involving the proteins OGT and OGA, which add and remove O-GlcNAc modifications on proteins to maintain vital cellular functions.
  • Research identified 159 clinically significant SNPs and specifically highlighted 7 mutations that likely have harmful effects on the OGT protein's function.
  • Using molecular docking with the inhibitor OSMI-1, the study found strong binding interactions with the mutated proteins, suggesting these mutations could serve as potential drug targets for treating diabetes mellitus.
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Background: Dyslipidemia is becoming prevalent in Africa, where malaria is endemic. Observational studies have documented the long-term protective effect of malaria on dyslipidemia; however, these study designs are prone to confounding. Therefore, we used Mendelian randomization (MR, a method robust to confounders and reverse causation) to determine the causal effect of severe malaria (SM) and the recurrence of non-severe malaria (RNM) on lipid traits.

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Introduction: This study aimed to delineate longitudinal antibody responses to the Pfizer-BioNTech BNT162b2 COVID-19 vaccine within the Ugandan subset of the Sub-Saharan African (SSA) demographic, filling a significant gap in global datasets.

Methods: We enrolled 48 participants and collected 320 specimens over 12 months after the primary vaccination dose. A validated enzyme-linked immunosorbent assay (ELISA) was used to quantify SARS-CoV-2-specific IgG, IgM, and IgA antibody concentrations (ng/ml) and optical densities (ODs).

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Background: Diabetes mellitus (DM) has a direct impact on the clinical manifestation and prognosis of active tuberculosis disease (TB) and is known to increase the chance of developing the condition. We sought to determine the prevalence of DM in adult Ugandan patients with recently diagnosed TB and the associated sociodemographic, anthropometric, and metabolic characteristics of TB-DM comorbidity.

Methods: In this cross-sectional study conducted at the adult TB treatment centres of three tertiary healthcare facilities in Uganda, we screened adult participants with recently diagnosed TB (diagnosed in < 2 months) for DM.

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