Carefully selected and vetted training materials especially suited for a non-statistician audience.
Chi-squared Test of Independence
A YouTube video explaining the uses and interpretation of the chi-squared test of independence. Watch the videoWhat the video offersThis 20-…
The t-Test
A webpage describing the uses and interpretation of t-tests.Read about t-testsWhat this resource offersThis is a concise, yet comprehensive non-…
Capturing Racial and Ethnic Data and Considerations for Analysis
A seminar's video and slide deck on collecting race and ethnicity data.Watch the videoView the slide deckWhat the seminar offersThis is a 50-minute…
Updated Guidance on the Reporting of Race and Ethnicity
An editorial published in JAMA providing guidance on reporting of race and ethnicity. Read the editorialWhat the editorial offersThis is an…
Overview of Study Designs
A video lecture providing an introductory overview of study designs covering both observational and experimental designs:Watch the lectureWhat the…
An overview of clinical research: the lay of the land
A published article providing an introductory overview of the study designs and outcome measures most commonly used in clinical research.Read the…
Evidence-Based Practice: Levels of Evidence and Study Designs
A webpage describing the various types of study designs and how they rank in terms of evidential strength.Read the guideWhat the guide offersThis…
What is post-hoc power anyway?
A simple, clear blog post explaining what observed power (post-hoc power) is and why it is a “useless statistical concept”.Read the blog postWhat the…
Why post-hoc power analyses are nonsensical
A short, clear, peer-reviewed article explaining “why it is nonsensical to use retrospective power analyses to conduct a postmortem on your study”.…
Statistics review 6: Nonparametric methods
A published article describing the non-parametric methods most commonly used in medical research.Read the articleWhat the article offersThis article…
Nonparametric statistical tests for the continuous data: the basic concept and the practical use
A published article which provides an introduction to nonparametric tests, including the history, principles, advantages and disadvantages, and…
Parametric and Nonparametric: Demystifying the Terms
A short, 5-page document from a Mayo Clinic statistician providing a clear description of non-parametric testing compared to parametric testing.Read…
Uses and Abuses of Non-parametric Statistics in Medical Research
A YouTube video of a 53-minute seminar from the Medical College of Wisconsin’s CTSI describing how to use basic non-parametric statistical methods.…
Duke Core Guide: Multiple Testing Part 1
An educational document explaining the impact of multiple testing and approaches to controlling it.Read the guideWhat the guide offersThis clinician-…
Multiple Comparisons
A short 11-minute YouTube video describing how to recognize and guard against multiple testing problems in medical research.Watch videoWhat the video…