Noncollapsibility and its role in quantifying confounding bias in logistic regression
Abstract Background Confounding bias is a common concern in epidemiological research. Its presence is often determined by comparing exposure effects between univariable- and multivariable regression models, using an arbitrary threshold of a 10% difference to indicate confounding bias. However, many...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2021-07-01
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Series: | BMC Medical Research Methodology |
Subjects: | |
Online Access: | https://doi.org/10.1186/s12874-021-01316-8 |