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Impact of bodyweight loss on type 2 diabetes remission: a systematic review and meta-regression analysis of randomised controlled trials
(
Elsevier
, 2025 , Article)
BackgroundBodyweight loss is associated with type 2 diabetes remission; however, the quantitative relationship between the degree of bodyweight loss and the likelihood of remission, after controlling for confounding factors, ...
Prevalence of hepatitis C virus infection in Qatar's resident population based on a national screening campaign
(
Nature Research
, 2025 , Article)
Hepatitis C virus (HCV) infection poses a global health challenge, yet its epidemiology in Qatar remains underexplored. This study estimated HCV antibody (Ab) prevalence in Qatar and examined associated socio-demographic ...
Protection conferred by SARS-CoV-2 infection across a spectrum of reinfection symptoms and severities
(
BMJ Publishing Group
, 2025 , Article)
Background SARS-CoV-2 infection is associated with protection against reinfection. This study analysed this protection across different reinfection symptoms and severities, comparing the preomicron and omicron eras. Methods ...
Age-Dependent Assortativeness in Herpes Simplex Virus Type 1 Oral Transmission in the United States: A Mathematical Modeling Analysis
(
Oxford University Press
, 2025 , Article)
Herpes simplex virus type 1 (HSV-1) is a highly infectious, globally prevalent lifelong infection. Despite advancements in understanding its epidemiology, the assortativeness in the age-dependent transmission patterns ...
Assessing healthy vaccinee effect in COVID-19 vaccine effectiveness studies: a national cohort study in Qatar.
(
National Center for Biotechnology Information
, 2025 , Article)
This study investigated the presence of the healthy vaccinee effect-the imbalance in health status between vaccinated and unvaccinated individuals-in two rigorously conducted COVID-19 vaccine effectiveness studies involving ...
Effectiveness of ChAdOx1 nCoV-19 (Vaxzevria) primary series vaccine against SARS-CoV-2 beta and delta variants: a nationwide study
(
Springer Nature
, 2025 , Article)
Background: This study assessed the real-world effectiveness of the ChAdOx1 nCoV-19 vaccine in adults against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, symptomatic infection, and severe ...
Vaccination as a strategy for Chlamydia trachomatis control: a global mathematical modeling analysis
(
Springer Nature
, 2025 , Article)
Background: Chlamydia trachomatis (CT) is among the most common sexually transmitted infections and is associated with substantial health and economic burdens. Vaccination may offer a promising strategy for its global ...
Diarrhea in Yemeni children under five: A multi-level analysis of population-based surveys, 1991–2022
(
Public Library of Science
, 2025 , Article)
Background Yemen, grappling with a protracted humanitarian crisis, armed conflict, forced displacements, and economic hardship, faces a burden of childhood diarrhea. This study aimed to assess diarrhea prevalence, trends, ...
Evaluating Hospital Admission Data as Indicators of COVID-19 Severity: A National Assessment in Qatar.
(
Oxford University Press
, 2025 , Article)
Accurately assessing SARS-CoV-2 infection severity is essential for understanding the health impact of the infection and evaluating the effectiveness of interventions. This study investigated whether SARS-CoV-2-associated ...
Epidemiology of Neisseria gonorrhoeae in South-East Asia: Systematic review, meta-analyses, and meta-regressions
(
Elsevier
, 2025 , Article)
ObjectivesThe epidemiology of Neisseria gonorrhoeae (NG) infection in South-East Asia remains inadequately understood. This study aimed to systematically review and analyze the available evidence on NG prevalence to provide ...










