CAUSAL-INFERENCE5 MIN READ
Follow the Backdoor Path
Choose adjustment moves that block backdoor paths without opening new bias.
The tempting claim Mentorship participants promote faster than non-participants. If nomination favors already-rising employees, the apparent effect may be confounding. Backdoor adjustment Block non-causal paths, keep causal paths open A good adjustment set blocks common-cause paths without conditioning on mediators or colliders. Adjust for role, not correlation. 01 Treatment 02 Backdoor 03 Transfer Define treatment Step 1 Mentorship can mean invitation, attendance, or completion. Which treatment definition is most consistent? Choose controls
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