Path diagram of the single mediator model, including a confounder.

Illustration of a model with one mediator and a vector of confounders.

directed acyclic graph (DAG) part 1: identifying confounder from DAG vs. not; & collider, mediator

Mediation analysis methods used in observational research: a scoping review and recommendations, BMC Medical Research Methodology

How to detect collider and mediator variables using Python and NetworkX, by Causal Wizard app

Mediation Analysis

Mendelian randomisation for mediation analysis: current methods and challenges for implementation

Sensitivity Analysis for Pretreatment Confounding With Multiple Mediators - Soojin Park, Kevin M. Esterling, 2021

Michael Clark: Mediation Models

MMCP - Mediation Analysis

Introduction to Mediation Models with the PROCESS Macro in SPSS

Mediation Analysis in Experimental Research