Evidence map›Paper›PMID 16721634›Full record

ArticleEuropean journal of epidemiology2006

Interleukin 6 G-174 C polymorphism and breast cancer risk.

A M González-Zuloeta Ladd, A Arias Vásquez, J Witteman, A G Uitterlinden, J W Coebergh, A Hofman, B H Ch Stricker, C M van Duijn

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Article in European journal of epidemiology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 3 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

7 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  4. Article
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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

8 authors.

A M González-Zuloeta LaddDepartment of Epidemiology & Biostatistics Department, Erasmus Medical Center, Rotterdam, The Netherlands.
A Arias Vásquez
J Witteman
A G Uitterlinden
J W Coebergh
A Hofman
B H Ch Stricker
C M van Duijn

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Interleukin-6 (IL-6) is a growth factor involved in many processes including carcinogenesis. The C allele of the G-174 C promoter single nucleotide polymorphism (SNP) in the IL-6 gene decreases levels of IL-6 expression and it has been studied in the context of breast cancer progression yielding contradicting results. Furthermore a recent study found that carriers of the C allele were at an increased risk for this disease. We aim to evaluate the association between this variant and breast cancer risk in Caucasian postmenopausal women. Women participating in the Rotterdam Study (N=3822), including 171 patients with breast cancer were genotyped for this polymorphism. In order to assess the relationship between this SNP and breast cancer we carried out a logistic regression in relation to the incidence of breast cancer. The C allele frequency was 41.3% and the genotypes followed Hardy-Weinberg distribution (p=0.3). The logistic regression analysis showed a slight increase of risk for C allele carriers (odds ratio=1.24, 95% CI: 0.8-1.9), compared to non-carriers of this allele. This increased risk was not statistically significant. Our data suggest that the IL-6 G-174 C polymorphism does not seem to play a role in breast cancer risk, although its role as a prognostic factor remains to be studied.

Indexed as

Genetic Predisposition to DiseaseAgedAged, 80 and overBreast NeoplasmsCysteineFemaleGenotypeGlycineHumansInterleukin-6Middle AgedPolymorphism, GeneticRisk FactorsCysteineGlycineInterleukin-6

Identifiers

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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.