Evidence map›Paper›PMID 30733581›Full record

ArticleBritish journal of cancer2019

Effect of increased body mass index on risk of diagnosis or death from cancer.

Puya Gharahkhani, Jue-Sheng Ong, Jiyuan An, Matthew H Law, David C Whiteman, Rachel E Neale, Stuart MacGregor

Abstract read
In one paragraph

Article in British journal of cancer, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Puya GharahkhaniQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia. Puya.Gharahkhani@qimrberghofer.edu.au.ORCID http://orcid.org/0000-0002-4203-5952
Jue-Sheng OngQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.ORCID http://orcid.org/0000-0002-6062-710X
Jiyuan AnQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
Matthew H LawQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
David C WhitemanQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
Rachel E NealeQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
Stuart MacGregorQIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.

Funding

Medical Research Council MC_PC_17228Medical Research Council MC_QA137853
6 · The paper itself

Abstract

backgroundWhether body mass index (BMI) is causally associated with the risk of being diagnosed with or dying from any cancer remains unclear. Weight reduction has clinical importance for cancer control only if weight gain causes cancer development or death. We aimed to answer the question 'does genetically predicted BMI influence my risk of being diagnosed with or dying from any cancer'.

methodsWe used a Mendelian randomisation (MR) approach to estimate causal effect of BMI in 46,155 white-British participants aged between 40 and 69 years at recruitment (median age at follow-up 61 years) from the UK Biobank, who developed any type of cancer, among whom 6998 died from cancer. To derive MR instruments for BMI, we selected up to 390,628 cancer-free participants.

resultsFor each standard deviation (4.78 units) increase in genetically predicted BMI, we estimated a causal odds ratio (COR) of 1.07 (1.02-1.12) and 1.28 (1.16-1.41) for overall cancer risk and mortality, respectively. The corresponding estimates were similar for males and females, and smokers and non-smokers.

conclusionsHigher genetically predicted BMI increases the risk of being diagnosed with or dying from any cancer. These data suggest that increased overall weight may causally increase overall cancer incidence and mortality among Europeans.

Indexed as

AdultAgedBody Mass IndexFemaleHumansMaleMendelian Randomization AnalysisMiddle AgedNeoplasmsObesityOverweightUnited KingdomWhite People

Identifiers

PMID30733581
PMCPMC6462026

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.