Instrumental Variable Analysis with a Nonlinear Exposure–Outcome Relationship

BACKGROUND: Instrumental variable methods can estimate the causal effect of an exposure on an outcome using observational data. Many instrumental variable methods assume that the exposure–outcome relation is linear, but in practice this assumption is often in doubt, or perhaps the shape of the relat...

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Bibliographic Details
Published in:Epidemiology
Main Authors: Burgess, Stephen, Davies, Neil M., Thompson, Simon G.
Format: Artigo
Language:Inglês
Published: Lippincott Williams & Wilkins 2014
Subjects:
Methods
Online Access:https://ncbi.nlm.nih.gov/pmc/articles/PMC4222800/
https://ncbi.nlm.nih.gov/pubmed/25166881
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1097/EDE.0000000000000161
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