Depression Incidence and Vitamin D Concentration in NHANES Survey Data
A Case Study in Collaboration and Causal Inference
Julia Piaskowski & Yimin Chen
October 10, 2024
https://jpiaskowski.gitlab.io/talks/nhanes-magic/
Statistical Consulting
Frequently
- linear model -> ANOVA -> p-values
- correlation -> coefficient of correlation
- t-test -> p-values
- test every column in a spreadsheet
Problems with this Approach
Single-minded focus on p-values and/or correlation at the expense of understanding systems or correctly reporting results.
An underlying assumption that statistics (magically) extracts meaningful results.
Fishing for any pairwise association without fully considering the implications of that relationship