Sample Size Calculation for a Hypothesis...

Edward C. Norton, PhD, University of Michigan Health Management and Policy, discusses Instrumental Variables and Heterogeneous Treatment Effects with JAMA Statistical Editor Roger J. Lewis, MD, PhD. Related Content: Instrumental Variables and Heterogeneous Treatment Effects 

Jody D. Ciolino, PhD, Northwestern University, Feinberg School of Medicine discusses Factorial Clinical Trial Designs with JAMA Statistical Editor Roger J. Lewis, MD, PhD Related Content: Factorial Clinical Trial Designs Reporting of Factorial Randomized Trials 

Maria Mori Brooks, PhD, University of Pittsburgh School of Public Health, discusses "Assessing Unexpected Circumstances That Lead to Modifications in Clinical Trial Design, Conduct, or Analysis" in the JAMA Guide to Statistics and Methods series, with JAMA Statistical Editor Roge ... Show More

One of the most common causes for problems we see in manuscripts at JAMA is an inappropriately calculated study sample size. This seemingly mysterious process is explained by Lynne Stokes, PhD, professor of Statistical Science at Southern Methodist University in Dallas, Texas. 

<p>In this "Breathe Easy Critical Perspective" podcast, Dr. Dominique Pepper interviews Dr. Michael Sjoding. They discuss his NEJM publication about bias in pulse oximetry measurement. Dr. Sjoding is an Assistant Professor in the Division of Pulmonary and Critical Care at the Uni ... Show More

One of the hottest topics in modern physics is trying to understand the scattering of fundamental particles with neither shape nor size - one step up from nothingness. Amazingly, attempts to understand these simple processes theoretically require state-of-the-art mathematics. The ... Show More

<p>Eric Larson and Isabel Vogt have solved the interpolation problem — a centuries-old question about some of the most basic objects in geometry. Some credit goes to the chalkboard in their living room. Read more at QuantaMagazine.org. Music is “Good Times” by Patrick Patrikios.< ... Show More

A.J. Holmgren, PhD, an assistant professor in the department of medicine at UC San Francisco, discusses EHR quality measurement, quality of care and patient outcomes. This episode is part of the Health IT series by the AMA-MSS Committee on Health Information Technology, hosted by ... Show More

Tomas Kalincik, Head of the Clinical Outcomes Research Unit at the University of Melbourne, and Maria Pia Sormani, Professor of Biostatistics at the University of Genoa, discuss the use of real-world data to compare disease-modifying treatments (DMTs) in multiple sclerosis, inclu ... Show More

<p>JAMA Associate Editor Ethan Basch, MD, and Melanie Calvert, PhD, from the University of Birmingham, UK, discuss barriers to and strategies for including rigorous patient-reported outcomes in clinical trials, and reflect on Dr Calvert's recent JAMA paper on related ethical impl ... Show More

Physician economist Dr. Anupam Jena shares about his experience with the creative use of data in medical research. This episode is part of a Health IT series by the AMA-MSS Committee on Health Information Technology, hosted by Chair Matthew Swanson, medical student at the Frank H ... Show More

Tim Harford reports on what we know and don't know about the Oxford/Astra Zeneca Covid 19 vaccine, as well as answering questions from both the audience and our editor. On this week's panel of experts is Danny Altman, Professor of Immunology at Imperial College London, Jennifer R ... Show More