In their recent article in Journal of Clinical Oncology, Soni et al 1 compared findings from randomized controlled trials (RCTs) in oncology with analogous observational comparative effectiveness ...

We examined the association between hydroxychloroquine use and intubation or death at a large medical center in New York City. Data were obtained regarding consecutive patients hospitalized with Covid ...

The combination of increasing worldwide availability of and access to large MS registries and databases and the growing ability to share and analyse large datasets is enabling real-world observational ...

After showing two groups of schoolteachers a videotape of an eight-year-old boy, psychologists John Santrock and Russel Tracy found that the teachers’ judgment of the child ultimately depended on ...

An observational study published in BMJ Mental Health looks at coffee consumption and biological ageing in those with severe mental disorders. Dr Elizabeth Akam, Senior Teaching Fellow in Biosciences, ...

The GRACE principles lay out 3 questions to help healthcare providers, patients, and other decision makers evaluate the quality of noninterventional comparative effectiveness studies. Nonrandomized ...

Medical research is essential for advancing the understanding of health, diseases, and treatments. There are many types of studies that serve different purposes. Medical research, or health research, ...