Study2012Open access

Egg intake and bladder cancer risk: A meta-analysis

Fang D, Tan F, Wang C, Zhu X, Xie L

Experimental and therapeutic medicine · 8 citations

Review labels

Funding not disclosed

Neutral facts our review recorded about how this study was done. They describe method, never whether we like the result.

How it was studied

Design
Meta-analysis (classified by our AI screen)
Studied in
People
Main outcome
Clinical events such as disease or death
Intake measured by
Not stated

Who paid for it

Funding
Funding not disclosed

Publication

Published
2012-08-16 · Exp Ther Med · vol. 4 · issue 5 · pp. 906–912
Publisher
Spandidos Publishing
Cited
13 citations · more than 40% of similar papers · 0.2× the field average
References
33 works
Access
Open access (free to publish)
Research areas
Nutritional Studies and Diet · Bladder and Urothelial Cancer Treatments · Phytoestrogen effects and research
Keywords
Bladder cancer, Meta-analysis, Cancer, Medicine, Epidemiology, Cohort study, Incidence (geometry), Oncology, Internal medicine, Cohort, Physiology

5 authors

From CN

  • Danbo FangFirst Affiliated Hospital Zhejiang University; Zhejiang University
  • Fu-Qing TanZhejiang University
  • Chaojun WangZhejiang University
  • Xuan-Wen ZhuZhejiang University
  • Liping XieZhejiang University

Abstract

Egg intake has been hypothesized to promote carcinogenesis due to its potential to increase circulating levels of cholesterol. Epidemiological findings regarding the association between egg consumption and risk of bladder cancer have been inconsistent. We performed a meta-analysis of the available data. Relevant studies were identified by a PubMed database search of articles dating from between January 1980 and December 2011. We identified 4 cohort and 9 case-control studies of egg intake and risk of bladder cancer. Both fixed- and random-effects models were used to calculate the summary risk estimates (REs). The combined RE of bladder cancer for the highest compared with the lowest egg intake was 0.94 (95% CI, 0.69-1.18) and weak evidence of heterogeneity was observed. The association between egg intake and risk of bladder cancer differed significantly by geographic region, with a 28% reduced risk in Japanese. Our results provided no strong evidence of a significant association of egg consumption with bladder cancer incidence but showed a protective effect in Japanese.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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