700,464 results match your criteria: "Upper Respiratory Tract Infection"

Background: During the pandemic, a surveillance program to monitor COVID-19 infection among healthcare workers was established in Friuli Venezia Giulia Region (FVG), Italy. The aim of our study was to measure the risk of acquiring SARS-CoV-2 infection among nursing home employees by job title.

Methods: From March 1, 2020, to March 31, 2023, a retrospective population-based longitudinal study was conducted in 8880 nursing home employees.

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Duration of transients in outbreaks: when can infectiousness be estimated?

J Math Biol

December 2024

Statens Serum Institut, Artillerivej 5, 2300, Copenhagen S, Denmark.

We investigate sub-leading orders of the classic SEIR-model using contact matrices from modeling of the Omicron and Delta variants of COVID-19 in Denmark. The goal of this is to illustrate when the growth rate, and by extension the infection transmission potential (basic or initial reproduction number), can be estimated in a new outbreak, e.g.

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Background: Respiratory Syncytial Virus (RSV) is a major health concern, particularly for infants. In France, Nirsevimab, a long-acting monoclonal antibody to prevent RSV-associated lower respiratory tract infections (LRTI) was available from September 2023. We described RSV-associated LRTI hospitalisations during the 2023-2024 season among infants younger than six months born at the Hospices Civils de Lyon (HCL), and evaluated the effectiveness of Nirsevimab against RSV-LRTI hospitalisation.

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The mRNA vaccine has emerged as a powerful tool against viral infection during the coronavirus disease 2019 (COVID-19) pandemic. In the post-COVID-19 era, the applications of mRNA-based therapy continue to expand and evolve. Circular RNA (circRNA), long assumed to be a noncoding RNA, has been proven to be translatable and subsequently developed as a next-generation mRNA modality due to its higher stability and wider therapeutic window.

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Bats are presumed reservoirs of diverse coronaviruses (CoVs) including progenitors of Severe Acute Respiratory Syndrome (SARS)-CoV and SARS-CoV-2, the causative agent of COVID-19. However, the evolution and diversification of these coronaviruses remains poorly understood. Here we use a Bayesian statistical framework and a large sequence data set from bat-CoVs (including 589 novel CoV sequences) in China to study their macroevolution, cross-species transmission and dispersal.

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Introduction: Many COVID-19 patients experience mild to severe symptoms, including respiratory system involvement. Different treatment instructions have been suggested for patients with COVID-19. Echinacea has known antiviral effects.

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Inducible promoters are essential for precise control of target gene expression in synthetic biological systems. However, engineering eukaryotic promoters is often more challenging than engineering prokaryotic promoters due to their greater mechanistic complexity. In this study, we describe a simple and reliable approach for constructing strongly inducible synthetic promoters with minimum leakiness in yeasts.

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Background: The nasopharynx is characterised by a rich microbial diversity, making it an important endogenous reservoir for respiratory infections. People living with diabetes (PLWD) have a high risk for acquisition of respiratory tract infections, but their nasopharyngeal bacterial flora have rarely been investigated.

Aim: To investigate the nasopharyngeal bacterial flora among PLWD and non-diabetics at the Korle Bu Teaching Hospital in Accra.

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SARS-CoV-2 introductions to the island of Ireland: a phylogenetic and geospatiotemporal study of infection dynamics.

Genome Med

December 2024

Wellcome-Wolfson Institute for Experimental Medicine, School of Medicine, Dentistry and Biomedical Sciences, Queen's University Belfast, Belfast, Northern Ireland, BT9 7BL, UK.

Background: Ireland's COVID-19 response combined extensive SARS-CoV-2 testing to estimate incidence, with whole genome sequencing (WGS) for genome surveillance. As an island with two political jurisdictions-Northern Ireland (NI) and Republic of Ireland (RoI)-and access to detailed passenger travel data, Ireland provides a unique setting to study virus introductions and evaluate public health measures. Using a substantial Irish genomic dataset alongside global data from GISAID, this study aimed to trace the introduction and spread of SARS-CoV-2 across the island.

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Background: The Covid-19 pandemic caused a negative impact on other infectious diseases control, prevention, and treatment. Consequently, low and middle-income countries suffer from other endemic diseases, such as tuberculosis. This study was designed to compare Covid-19 manifestations and outcomes between patients with previously treated tuberculosis and controls without this condition.

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Background: The COVID-19 pandemic highlighted the salience of material needs and financial precarity on mental health and distress. Women who use drugs (WWUD) experienced significant mental distress and multiple material need insecurities before the pandemic. However, research is limited on the nature of these insecurities during the pandemic despite both material scarcity and mental distress placing WWUD at greater risk of drug-related harms such as overdose.

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Women's experience of body weight management during and post-pregnancy: a mixed methods approach.

BMC Pregnancy Childbirth

December 2024

Nutrition Innovation Centre for Food and Health, School of Biomedical Sciences, Ulster University, Cromore Road, Co. Londonderry Northern Ireland, Coleraine, BT52 1SA, UK.

Background: Gaining excessive weight during pregnancy has been linked with adverse effects including increased risk of caesarean delivery and postpartum weight retention. Despite these recognised risks, currently no UK/Ireland gestational weight gain (GWG) guidelines exist, women are not routinely weighed throughout pregnancy and consequently, women's understanding of the importance of weight management during, and post-pregnancy remains poor. The present study explored factors influencing weight change during and post-pregnancy and identified potential opportunities that could help women manage weight during these periods.

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Background: Communities have an important role to play in disaster and emergency planning and response. Yet community members are not typically engaged in official planning activities, including plans for mass immunization clinics during infectious disease emergencies, such as the COVID-19 pandemic. This qualitative study explores one case of a community driven effort to implement a COVID-19 mass vaccination clinic in Cobourg, Ontario, Canada.

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Objective: This study aims to investigate the prevalence, pathogen spectrum, clinical characteristics, and prognosis-related factors of other respiratory pathogens in COVID-19-infected patients, and to explore the application of molecular detection methods in the epidemiological investigation of multiple pathogen infections.

Methods: Respiratory samples and clinical data from 384 patients with outpatient and inpatient respiratory infections were collected and analyzed. Multiplex PCR and capillary electrophoresis were conducted to detect the distribution characteristics of 26 pathogen species, comprising 13 viruses, 13 bacteria.

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Background: Myocarditis is a major public health, social, and economic issue. Currently, few studies have provided comprehensive analyses of the global burden of myocarditis based on GBD (Global Burden Disease) 2021. We therefore analyzed long-term trends in the global burden of myocarditis from 1990 to 2021, described risk factors, examined the impact of COVID-19 (coronavirus infection disease 2019), and predicted future trends to inform health policy development and healthcare resource allocation.

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Background: Lower respiratory tract infections (LRTIs) are one of the leading causes of hospital admissions among children. In this study, we aimed to describe the epidemiological characteristics of viral pathogens associated with LRTIs in hospitalized children in Yan'an; this has yet to be reported in the literature and may guide public health interventions and resource allocation in this region.

Methods: Between June 2021 and May 2023, we conducted a retrospective analysis of the results of viral detection using oral pharyngeal swabs from 4565 children with LRTIs in the Inpatient Department of Yan'an University Affiliated Hospital.

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Introduction: Vaccines against coronavirus disease (COVID-19) are being developed and supplied at an unprecedented rate. However, disparities in income levels among countries has influenced the supply and vaccination rate. This imbalance poses a potential risk factor, especially if vaccine-resistant variants emerge and the pandemic persists.

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Objective: This study investigates persistent physical and neuropsychiatric symptoms in Long COVID, focusing on their severity and assessing risk/resilience factors, including conscientiousness and neuroticism. The study utilizes a mediation model to explore the potential role of psychological distress in mediating its impact on cognitive decline.

Methods: In an online survey, 114 participants diagnosed with Long COVID completed assessments, including the Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder (GAD-7) for psychological distress, Subjective Cognitive Decline (SCD) questionnaire for cognitive decline, Pittsburgh Sleep Quality Index (PSQI) for sleep disorders, and Multidimensional Scale of Perceived Social Support (MSPSS) with "BIG-5 inventory" subscales for risk/resilience factors.

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Objective: Hydroxychloroquine paired with Azithromycin, Vitamin C, Vitamin D, and Zinc (HAZDPac), was used as a multidrug therapy method to treat COVID-19 illness and superimposed secondary bacterial pneumonia. Concerns have been raised though about such combinations regarding cardiac QTc interval prolongation and risks of arrhythmias, which we set out to address in this study.

Design: We evaluated cardiac safety in a Phase II Double-Blind Randomized Placebo-Controlled Trial of Combination Therapy to Treat COVID-19 Infections study, conducted by ProgenaBiome.

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Hospitalized children with influenza A before, during and after COVID-19 pandemic: a retrospective cohort study.

BMC Pediatr

December 2024

Precision Medical Lab Center, People's Hospital of Yangjiang, No.42 Dongshan Road, Jiangcheng District, Yangjiang, Guangdong Province, 529500, P. R. China.

Context: Since the outbreak of COVID-19 in late 2019, the transmission dynamics and clinical presentation patterns of influenza A (Flu A) virus have undergone changes.

Objectives: This article conducted a comparative analysis in clinical characteristics and laboratory results of pediatric patients with Flu A before, during, and after the COVID-19 pandemic.

Methods: The medical records of 885 children hospitalized with Flu A virus infection at a tertiary hospital in Guangdong Province, China, were retrospectively analyzed.

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Evaluating academic detailing as an antibiotic stewardship intervention in primary healthcare settings in Croatia.

BMC Prim Care

December 2024

Department of Endocrinology, University hospital Dubrava, Zagreb, Croatia, and School of Medicine, and University of Zagreb, Zagreb, Croatia.

Background: Acute respiratory tract infections are common in primary healthcare care settings and frequently result in antibiotic prescriptions, despite being primarily viral. There is scarcity of research examining impact of academic detailing (AD) intervention on prescribing practices for these infections in resource-constrained healthcare settings like southeastern Europe. Therefore aim of this study was to evaluate impact of AD intervention as an antimicrobial stewardship measure on antibiotic prescribing for acute respiratory tract infections in primary setting in Croatia which is located in southeastern Europe.

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Background: informal caregivers of people with dementia are at greater risk of developing physical and mental health problems when compared to the general population: they often experience high levels of stress which can lead to a lowered sense of well-being, feelings of being burdened, depression and compromised physical health. The significant beneficial effects of Psychoeducational Interventions on the critical outcomes of caregiver burden and strain were considered sufficient to warrant a recommendation in favour of the intervention. The emergence of the COVID-19 pandemic has significantly increased the use internet-based interventions: this study describes the effectiveness of support program for informal caregivers of people with dementia internet-based and on-site conditions.

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We aim to identify Libyans' knowledge, attitudes, and acceptance regarding the COVID-19 vaccine. A cross-sectional survey was electronically distributed to the Libyan population aged 18 and older between May and September 2023. The questionnaire had three sections: socio-demographics, COVID-19 vaccination and infection, and knowledge and attitudes toward the COVID-19 vaccine.

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Top 100 Most-Cited Articles on Difficult Airway Management From 2011 to 2022: A Bibliometric Analysis.

Asian J Anesthesiol

December 2024

Department of Anesthesiology, DaChien Health Medical System, Miaoli, Taiwan.

Background: Difficult airway management (DAM) presents a complex array of challenges inherent in establishing and maintaining a patient's airway during medical procedures or emergencies. Consequences of compromised DAM are profound, ranging from hypoxia, and aspiration, to cardiac arrest. Despite the ongoing progress and innovation in airway management, DAM remains a significant clinical challenge.

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Background: Acute lower respiratory tract infections (ALRIs) remain the leading infectious cause of death among children < 5 years, with viruses contributing to a large proportion of cases. Little is known about the epidemiology and etiology of viral ALRI in rural Bangladesh.

Methods: We enrolled 3- to 23-month-old children with ALRIs attending a subdistrict hospital outpatient clinic in Sylhet district in Bangladesh.

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