Skip to content
Causal DAG templates

Math — Causal DAG: Selection Bias

Selecting on a common effect of exposure and outcome.

Template previewCausal DAG
Selection biasEExposureOOutcomeSSelection into studyExposureOutcomeConfounderMediatorUnobservedThe exposure is unconfounded: every backdoor path is already blocked, so the crude association estimates the total effect. 3 variables, 3 edge…No adjustment is needed: the exposure is unconfounded in this diagram, so the crude association between `Exposure` and `Outcome` already estimates the total effec…

Make it your own.

title "Selection bias"
exposure E "Exposure"
outcome O "Outcome"
node S "Selection into study"
E -> S
O -> S
E -> O