Gary Collins

@gscollins.bsky.social

Statistician • Professor • 125th Anniversary Chair • University of Birmingham • NIHR Senior Investigator • 🚴‍♂️ Google scholar: tinyurl.com/ysv3zwek TRIPOD+AI: tinyurl.com/2dsb9e75 EQUATOR Network (https://www.equator-network.org)

💬 Viewpoint: The #CRT-Estimands Framework defines five key attributes for cluster randomized trials, clarifying treatment effect and supporting accurate result interpretation for clinical stakeholders. ja.ma/4wG0Vcx

An excerpt from JAMA, titled 'The CRT-Estimands Framework for Cluster Randomized Trials' by Brennan C. Kahan, PhD, et al., includes a table outlining attributes and explanations related to study design and analysis.

Much of my work in meta-research is on finding problems in research, so I've seen a lot of bad practices. However, even I was shocked by hundreds of researchers publishing papers using data that is faked and has no data provenance. www.medrxiv.org/content/10.6.... Amazing work by my student Alex.

Evidence of Unreliable Data and Poor Data Provenance in Clinical Prediction Model Research and Clinical Practice

Clinical prediction models are often created using large routinely collected datasets. It is essential that prediction models are developed with appropriate data and methods and transparently reported...

medrxiv.org