Carefully selected and vetted training materials especially suited for a non-statistician audience.
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”. Link: What is post-hoc…
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
Description: Published article describing the non-parametric methods most commonly used in medical research. Link: Nonparametric methods article…
Nonparametric statistical tests for the continuous data: the basic concept and the practical use
Description: Published article which provides an introduction to nonparametric tests, including the history, principles, advantages and disadvantages…
Parametric and Nonparametric: Demystifying the Terms
Description: Short 5-page document from a Mayo Clinic statistician providing a clear description of non-parametric testing compared to parametric…
Uses and Abuses of Non-parametric Statistics in Medical Research
Description: YouTube video of a 53-minute seminar from the Medical College of Wisconsin’s CTSI describing how to use basic non-parametric statistical…
Duke Core Guide: Multiple Testing Part 1
Description: Educational document explaining the impact of multiple testing and approaches to controlling it. Link: PDF Who created this resource: …
Multiple Comparisons
Description: Short 11-minute YouTube video describing how to recognize and guard against multiple testing problems in medical research. Link: Video…
The Problem of Multiple Testing
Description: Short 6-page peer-reviewed article describing how to recognize multiple testing problems in clinical research. Link: Article pdf Who…
Effective Statistical Collaborations in Clinical and Translational Science Research
Description: Short (10 min.) video about building good working relationships between clinical investigators and statisticians. Link: Video Who…
Statistics Notes: Diagnostic Tests 2: Predictive Values
Description: Short published article on positive and negative predictive values. Link: Article pdf Who created this resource: This is one of two…
Statistics Notes: Diagnostic Tests 1: Sensitivity and Specificity
Description: Short published article on the basic concepts of sensitivity and specificity. Link: Article pdf Who created this resource: This is one…
Beyond ROC Curves: Recent Statistical Advances in the Evaluation of Diagnostic and Prognostic Tests
Description: University of Washington Medicine lecture on evaluating diagnostic tests. Link: Lecture video Who created this resource: This is a…
ROC curves
Description: A very clear and concise video explaining ROC curves. Link: Video Who created this resource: Rahul Patwari, MD, Associate Professor…
The Trade-off between Sensitivity & Specificity
Description: A very clear and concise video explaining sensitivity and specificity. Link: Video Who created this resource: Rahul Patwari, MD,…