Evidence map›Paper›PMID 22956536›Full record

SynthesisThe oncologist2012

Body mass index and risk of primary liver cancer: a meta-analysis of prospective studies.

Yuqin Wang, Baochan Wang, Feng Shen, Jiangao Fan, Haixia Cao

Open access · bronzeAbstract readMeta-Analysis
In one paragraph

Synthesis in The oncologist, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 7 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 7 pooled it
1.8field-weighted citation impact, top 15% of its field
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

34 citing papers in PubMed, 7 syntheses or guidelines pooled it, 66 citations in OpenAlex.

  1. AGA Clinical Practice Update on Bariatric Surgery in Cirrhosis: Expert Review.Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association · 2021
    Guideline
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  16. Insulin Resistance: The Increased Risk of Cancers.Current oncology (Toronto, Ont.) · 2024
    Review
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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

5 authors at 1 institution in 1 country.

Yuqin WangDepartment of Gastroenterology, Xinhua Hospital, Shanghai Jiaotong University, School of Medicine, 1665 Kongjiang Road, Shanghai, People's Republic of China.
Baochan Wang
Feng Shen
Jiangao Fan
Haixia Cao
XinHua Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundQuestions remain about the dose-response relationship between body mass index (BMI) and primary liver cancer (PLC) risk, possible confounding by hepatitis virus infection, and differences by gender or geographic location. We performed a meta-analysis of prospective studies to explore these issues.

methodsWe searched PubMed and Embase for studies of BMI and risk of PLC through November 30, 2011. Summary relative risks with their corresponding 95% confidence intervals (CIs) were calculated using a random effects model.

resultsA total of 21 prospective studies (including 17,624 PLC cases) were included in our analysis. The summary relative risk for a 5-unit increment in BMI (in kg/m(2)) was 1.39 (95% CI: 1.25-1.55), with high heterogeneity. These positive results were robust when stratified by sex, geographic location, ascertainment of exposure and outcome, the number of cases, duration of follow-up, sample source, and cofounders. There was evidence of a nonlinear association between BMI and PLC risk, with the most pronounced increase in risk among persons with a BMI >32 kg/m(2). Patients with hepatitis C virus or cirrhosis (but not patients with hepatitis B virus) with excess weight had a higher risk of PLC development than general populations with excess weight.

conclusionExcess weight increases PLC risk. For people with HCV infection or cirrhosis, risk increases are greater than for general population.

Indexed as

Body Mass IndexFemaleFibrosisHepatitis BHepatitis CHumansLiver NeoplasmsMaleObesityProspective StudiesRiskRisk FactorsWeight Gain

Identifiers

PMID22956536
PMCPMC3500368
OpenAlexW2118638097

What OpenQuestion holds

Textmetadata
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.