Confounding by ill health in the observed association between BMI and mortality: evidence from the HUNT Study using offspring BMI as an instrument

BACKGROUND: The observational association between mortality and body mass index (BMI) is U-shaped, leading to highly publicized suggestions that moderate overweight is beneficial to health. However, it is unclear whether elevated mortality is caused by low BMI or if the association is confounded, fo...

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Bibliographic Details
Published in:Int J Epidemiol
Main Authors: Carslake, David, Davey Smith, George, Gunnell, David, Davies, Neil, Nilsen, Tom I L, Romundstad, Pål
Format: Artigo
Language:Inglês
Published: Oxford University Press 2018
Subjects:
Explaining Mortality Trends
Online Access:https://ncbi.nlm.nih.gov/pmc/articles/PMC6005033/
https://ncbi.nlm.nih.gov/pubmed/29206928
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/ije/dyx246
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