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Published in: BMC Medical Research Methodology 1/2017

Open Access 01-12-2017 | Research article

Sharp bounds on sufficient-cause interactions under the assumption of no redundancy

Author: Wen-Chung Lee

Published in: BMC Medical Research Methodology | Issue 1/2017

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Abstract

Background

Sufficient-cause interaction is a type of interaction that has received much attention recently. The sufficient component cause model on which the sufficient-cause interaction is based is however a non-identifiable model. Estimating the interaction parameters from the model is mathematically impossible.

Methods

In this paper, I derive bounding formulae for sufficient-cause interactions under the assumption of no redundancy.

Results

Two real data sets are used to demonstrate the method (R codes provided). The proposed bounds are sharp and sharper than previous bounds.

Conclusions

Sufficient-cause interactions can be quantified by setting bounds on them.
Appendix
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Metadata
Title
Sharp bounds on sufficient-cause interactions under the assumption of no redundancy
Author
Wen-Chung Lee
Publication date
01-12-2017
Publisher
BioMed Central
Published in
BMC Medical Research Methodology / Issue 1/2017
Electronic ISSN: 1471-2288
DOI
https://doi.org/10.1186/s12874-017-0348-y

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