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Introduction Treatment with dexamethasone reduces mortality in patients with coronavirus disease 2019 (COVID-19) pneumonia requiring supplemental oxygen, but the optimal dose has not been determined. Objective To determine whether weight-based dexamethasone of 0.2 mg/kg is superior to 6 mg daily in reducing 28-day mortality in patients with COVID-19 and hypoxemia. Materials and methods A multicenter, open-label, randomized clinical trial was conducted between March 2021 and December 2021 at seven hospitals within Northwell Health. A total of 142 patients with confirmed COVID-19 and hypoxemia were included. Participants were randomized in a 1:1 ratio to dexamethasone 0.2 mg/kg intravenously daily (n = 70) or 6 mg daily (n = 72) for up to 10 days. Results There was no statistically significant difference in the primary outcome of 28-day all-cause mortality with deaths in 12 of 70 patients (17.14%) in the intervention group and 15 of 72 patients (20.83%) in the control group (p = 0.58). There were no statistically significant differences among the secondary outcomes. Conclusion In patients with COVID-19 and hypoxemia, the use of weight-based dexamethasone dosing was not superior to dexamethasone 6 mg in reducing all-cause mortality at 28 days. Clinical trial registration This study was registered under ClinicalTrials.gov (identifier: NCT04834375).
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http://dx.doi.org/10.7759/cureus.31086 | DOI Listing |
JMIR Res Protoc
September 2025
Research Unit of General Practice, Department of Public Health, University of Southern Denmark, Odense M, Denmark.
Background: Acute respiratory infections (ARIs) are frequent reasons for medical consultations in general practice and can lead to unnecessary recontacts. Introducing new point-of-care (POC) polymerase chain reaction (PCR) diagnostic equipment may offer an attractive and efficient way of providing a more precise and exact microbial diagnosis. Successful uptake of POC PCR equipment could potentially lead to a reduction in recontacts with benefits for both staff and patients.
View Article and Find Full Text PDFJMIR Res Protoc
September 2025
Guangxi Key Laboratory of AIDS Prevention and Treatment, School of Public Health & Life Science Institute, Guangxi Medical University, Nanning, China.
Background: The 23-valent pneumococcal polysaccharide vaccine reduces the risk of pneumonia among adults by 38% to 46%. However, only a few older adults in resource-limited areas of China have received the pneumococcal vaccination. Pay-it-forward is a social innovation that offers participants free or subsidized health services and a community-engaged message, with an opportunity to donate to support subsequent recipients.
View Article and Find Full Text PDFJMIR Form Res
September 2025
Department of Psychological Science, School of Social Ecology, University of California, Irvine, 4201 Social and Behavioral Sciences Gateway, Irvine, CA, 92697, United States, 1 203-887-8857.
Background: Rates of loneliness have risen sharply since the onset of the COVID-19 pandemic, largely due to disruptions in social relationships and daily routines, with college students experiencing some of the greatest increases. While prevention programs targeting loneliness have been developed, their success has been limited. One promising approach may lie in enhancing the quality of existing relationships rather than simply increasing social interactions during periods of acute loneliness.
View Article and Find Full Text PDFBackground: Oesophageal squamous cell carcinoma is the predominant histopathological subtype of oesophageal cancer across the world, representing as many as 90% of all cases; however, within Western cohorts, it is a low-prevalence disease, and, as such, appropriately powered trials to establish a standard treatment paradigm in this population remain challenging. The aim of this study was to assess current practices and compare outcomes for patients with locally advanced oesophageal squamous cell carcinoma across the UK and Ireland.
Methods: This was a retrospective multicentre cohort study of patients managed with curative intent for squamous cell carcinoma of the middle or distal oesophagus in 23 hospitals across the UK and Ireland.
Circulation
September 2025
Department of Vascular Surgery, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang, China.