Evidence map›Paper›PMID 22530742›Full record

ArticleBMC gastroenterology2012

Statin use is associated with a reduced incidence of colorectal cancer: a colonoscopy-controlled case-control study.

Thomas Broughton, Jamie Sington, Ian L P Beales

Abstract read
In one paragraph

Article in BMC gastroenterology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

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

  1. Pooled it
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  7. Prevention of Colorectal Neoplasia.Clinics in colon and rectal surgery · 2016
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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

3 authors.

Thomas BroughtonGastroenterology Department, Norfolk and Norwich University Hospital, Norwich, NR4 7UZ, UK.
Jamie Sington
Ian L P Beales

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe aetiology of colorectal cancer (CRC) remains elusive in the majority of cases. There is experimental evidence to show that HMG-CoA reductase inhibitors (statins) may inhibit proliferation and induce cause apoptosis in CRC cells and although some clinical studies have suggested that statins may protect against the development of CRC, this has not been a consistent finding. Therefore we have examined any potential protective effects of statins by comparing statin use in patients with colorectal cancer against a control group.

methodsThis was a case-control study examining statin use in symptomatic patients attending for diagnostic colonoscopy. Statin use was compared between patients with CRC and a control group, who had all had normal colonoscopy. Structured interviews and clinical records notes were used to determine drug exposure. Logistic regression was used to compare statin exposure and correct for confounding factors.

resultsThere was a significant inverse association between previous statin use and a diagnosis of CRC (OR = 0.43 (95% confidence interval 0.25 - 0.80), p<0.01). This inverse association was stronger with higher statin doses (OR = 0.19 (0.07 - 0.47), p<0.01) and greater duration of statin use (statin use >years: OR = 0.18 (0.06 - 0.55), p<0.01).

conclusionsStatins use was associated with a protective effect against the development of CRC. This effect is associated with a significant dose and duration response. These findings need to be repeated in other observational studies before an interventional study can be considered.

Indexed as

ColonoscopyAgedAged, 80 and overApoptosisCase-Control StudiesCell ProliferationColorectal NeoplasmsDose-Response Relationship, DrugFemaleHumansHydroxymethylglutaryl-CoA Reductase InhibitorsIncidenceLogistic ModelsMaleMiddle AgedRetrospective StudiesHydroxymethylglutaryl-CoA Reductase Inhibitors

Identifiers

PMID22530742
PMCPMC3423077

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.