Evidence map›Paper›PMID 29344081›Full record

ArticleInfectious agents and cancer2018

HPV infection and P16 expression in oral and oropharyngeal cancer in Kazakhstan.

Dauren Adilbay, Galim Adilbayev, Gulzhan Kidirbayeva, Viktoria Shipilova, Zhanat Sadyk, Gulsum Koyanbekova, Ekaterina Sokolenko, Jan Klozar

Open access · goldAbstract read
In one paragraph

Article in Infectious agents and cancer, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 2 pooled it
2.7field-weighted citation impact, top 11% 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

12 citing papers in PubMed, 2 syntheses or guidelines pooled it, 20 citations in OpenAlex.

  1. Pooled it
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  7. An Observational Study Depicting Role of p16 in Detecting Human Papilloma Virus in Oral and Oropharyngeal Cancer and Associated Factors.Indian journal of otolaryngology and head and neck surgery : official publication of the Association of Otolaryngologists of India · 2022
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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 at 2 institutions in 2 countries.

Dauren AdilbayKazakh Institute of Oncology and Radiology, 91 Prospekt Abaya, Almaty, Kazakhstan 050022.ORCID 0000-0002-5555-2019
Galim AdilbayevHead and neck oncology center, Kazakh Institute of Oncology and Radiology, Almaty, Kazakhstan.
Gulzhan KidirbayevaHead and neck oncology center, Kazakh Institute of Oncology and Radiology, Almaty, Kazakhstan.
Viktoria ShipilovaHead and neck oncology center, Kazakh Institute of Oncology and Radiology, Almaty, Kazakhstan.
Zhanat SadykHead and neck oncology center, Kazakh Institute of Oncology and Radiology, Almaty, Kazakhstan.
Gulsum KoyanbekovaPathology and molecular biology department, Kazakh Institute of Oncology and Radiology, Almaty, Kazakhstan.
Ekaterina SokolenkoPathology and molecular biology department, Kazakh Institute of Oncology and Radiology, Almaty, Kazakhstan.
Jan Klozar4Charles University in Prague, University Hospital Motol, Prague, Czech Republic.
Kazakh Institute of Oncology and Radiology · KZCharles University · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHuman papillomavirus (HPV) is an important etiologic factor in different cancers of anogenital region and also in a fraction of head and neck cancers (HNC) particularly oropharyngeal tumors. The HPV16 genotype associated with the majority of HPV-related head and neck carcinomas. Th incidence of oropharyngeal cancer is increasing in many countries, and the rate of HPV positive tumors is about 70% in Europe and North America. Little known about the prevalence of HPV in HNC in Central Asia.

methodsIt's a prospective analysis of patients with verified oral or oropharyngeal cancer. Sociodemographic and clinical data obtained on admission to treatment. The diagnosis of HPV positivity assessed by both the P16 expression on immunohistochemistry(IHC) and polymerase chain reaction (PCR)with HPV DNA detection and HR HPV type determination.

resultsSeventy six patients with oral and oropharyngeal cancer tested for HPV. Forteen cases were positive for HPV by PCR and 15 cases by P16 IHC. Of the 35 oropharyngeal tumors, nine were HPV DNA and p16 IHC positive, giving the rate of 25.7%. Of the 41 oral tumors, five were HPV DNA and six p16 IHC positive, giving the rate of 12.2%.

conclusionIt is the first study mapping prevalence of HPV positivity in oral and oropharyngeal cancer in the Central Asian region. The rate of HPV positivity was higher in oropharyngeal than in oral cancer, the nonsmokers were significantly more frequent in the HPV positive group and HPV 16 was the most frequent type. However, the HPV positivity rates are lower than referred in the western world.

Indexed as

HPVKazakhstanOral cavityOropharyngeal cancerp16 IHCThis research was presented as an E-poster on IFOS 2017 ENT world congress (24–28 June) Paris, France. Abstract № HN-HPV-20.

Identifiers

PMID29344081
PMCPMC5767046
OpenAlexW2783901380

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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.