Objective This study evaluates whether Taiwan’s national oral cancer screening programme, implemented in 1999, has led to a ...

Defining goals of number communications This is a more nuanced and complicated question than most people think it is. ‘Accurate understanding’ is usually defined in the research literature as good ...

Healthcare delivery is being transformed by the rapid growth of data, advancements in artificial intelligence (AI) and other technologies. In healthcare, obtaining real-world data can be ...

Commentary on: 1. Jackson JL, 2. Shimeall W, 3. Sessums L, 4. et al . Tricyclic antidepressants and headaches: systematic review and meta-analysis. BMJ 2010;341:c5222 [OpenUrl][1][Abstract/FREE Full ...

WHAT IS ALREADY KNOWN ON THIS TOPIC Assessing risk of bias in the results of included studies of a systematic review is a key step in ensuring our confidence in the review’s findings. A new tool for ...

Introduction: High-quality randomised controlled trials (RCTs) provide the most reliable evidence on the comparative efficacy of new medicines. However, non-randomised studies (NRS) are increasingly ...

Objectives To investigate which imaging procedures that are identified as low-value imaging and to provide an overview of how large proportion of these procedures that are considered to be of low ...

Qualitative research has an important place within evidence-based health care (EBHC), contributing to policy on patient safety and quality of care, supporting understanding of the impact of chronic ...

Changing disease or health risk definitions and labels where there is a case for no or little net benefit and significant harm, has the potential to affect millions of people worldwide. It appears, on ...

Understanding the causes of deaths and how they can be prevented is critical for improving healthcare outcomes. At a population level, over-reporting or under-reporting of deaths can have a profound ...

Registration of health and medical research is an effective way of improving the transparency and credibility of evidence. Registration involves pre-specifying the research objectives, design, methods ...