Directed acyclic graphs in perioperative observational research–A systematic review and critique against best practice recommendations
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DOI: 10.1371/journal.pone.0281259
Abstract: The Directed Acyclic Graph (DAG) is a graph representing causal pathways for informing the conduct of an observational study. The use of DAGs allows transparent communication of a causal model between researchers and can prevent… read more here.
Keywords: observational research; best practice; literature; perioperative observational ... See more keywords