Evidence map›Paper›PMID 27382310›Full record

ArticleOncoTargets and therapy2016

Association of polymorphisms in interleukin-8 gene with cancer risk: a meta-analysis of 22 case-control studies.

Meng Zhang, Tingting Fang, Kai Wang, Hongbing Mei, Zhaojie Lv, Feng Wang, Zhiming Cai, Chaozhao Liang

Abstract read
In one paragraph

Article in OncoTargets and therapy, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 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

8 authors.

Meng ZhangDepartment of Urology, The First Affiliated Hospital of Anhui Medical University; Institute of Urology, Anhui Medical University, Hefei, Anhui; Department of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Tingting FangDepartment of Urology, The First Affiliated Hospital of Anhui Medical University; Institute of Urology, Anhui Medical University, Hefei, Anhui; Department of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Kai WangDepartment of Urology, The First Affiliated Hospital of Anhui Medical University; Institute of Urology, Anhui Medical University, Hefei, Anhui; Department of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Hongbing MeiDepartment of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Zhaojie LvDepartment of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Feng WangDepartment of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Zhiming CaiDepartment of Urology, Shenzhen Second People's Hospital, The First Affiliated Hospital of Shenzhen University, Shenzhen, Guangdong, People's Republic of China.
Chaozhao LiangDepartment of Urology, The First Affiliated Hospital of Anhui Medical University; Institute of Urology, Anhui Medical University, Hefei, Anhui.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Interleukin-8 (IL-8) is a kind of chemokine that plays an important role in the development and progression of many human malignancies. Previous studies have uncovered that polymorphisms in IL-8 is associated with the risk of many cancer types, but the results were inconsistent and inconclusive. In the present study, we aimed to explore the roles of IL-8 polymorphisms (rs2227307, rs2227306, +678T/C, rs1126647, and +1633C/T) and cancer risk through a systematic review and meta-analysis. Potential source of heterogeneity was sought out through sensitivity analysis. Desirable data were extracted and registered into databases. Finally, a total of ten publications comprising of 22 case-control studies, including 4,259 cases and 7,006 controls were ultimately eligible for the meta-analysis. No significant association was uncovered for all the five polymorphisms and the overall cancer risk. However, in the stratification analysis by cancer type, a significantly decreased risk of hepatocellular carcinoma was identified for rs2227306 polymorphism (T vs C: odds ratio [OR] =0.721, 95% confidence interval [CI] =0.567-0.916, Pz =0.007; TT vs CC: OR =0.447, 95% CI =0.274-0.728, Pz =0.001; TT vs TC + CC: OR =0.480, 95% CI =0.304-0.760, Pz =0.002). In conclusion, our data shows that rs2227306 polymorphism plays a protective role in hepatocellular carcinoma risk. Future well-designed studies with a larger sample size are warranted to verify our findings.

Indexed as

cancerinterleukin-8polymorphisms

Identifiers

PMID27382310
PMCPMC4922774

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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.