The new 2019 coronavirus 19 disease (CoVID-19) caused by severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) poses a serious threat to health systems. As a …

The objective of this study is to verify the association between obesity and mortality in
hospitalized patients with SARS–CoV–2 taking into account the Human Development Index …

The present study aimed to evaluate the association between obesity and COVID-19
mortality and length of stay in ICU patients, and how these associations were modified by …

Background Non-random selection of analytic subsamples could introduce selection bias in
observational studies. We explored the potential presence and impact of selection in studies …

Purpose The primary aim of this work was to convert the Information System for Research in
Primary Care (SIDIAP) from Catalonia, Spain, to the Observational Medical Outcomes …

Although pivotal trials with varying populations and study methods suggest higher efficacy
for mRNA than adenoviral Covid-19 vaccines, not many studies have directly compared …

A strong association between obesity and COVID-19 complications and a lack of prognostic
factors that explain the unpredictable severity among these patients still exist despite the …

Accountability for global health issues such as a pandemic and its devastating
consequences are usually ascribed to a virus, but a comprehensive view should also take …

Background Few datasets have been established that capture the full breadth of COVID-19
patient interactions with a health system. Our first objective was to create a COVID-19 …

Introduction Data on post‐COVID‐19 in renal transplant recipients (RTR) is scarce. We
investigated the rate of hospitalizations, reasons for hospital admission, and mortality rate …