DAGs are diagrams used to represent causal questions. They serve as a visual aid to summarize assumptions about causal and non-causal associations between a given exposure and an outcome. DAGs are ...

This article proposes expressing causal structures using graphical tools—directed acyclic graphs (DAGs) and single-world intervention ... set of adjustment variables on the basis of a diagram ...

DAGs, directed acyclic graphs; PPS, post-progression survival. When estimating a population-level causal effect on a time-to-event outcome in an RCT, survival analysis on the basis of the intention-to ...