Evidence map›Paper›PMID 34074258›Full record

Observational studyBMC cancer2021

Plasma Epstein-Barr virus DNA and risk of nasopharyngeal carcinoma in a prospective seropositive population.

Wen-Jie Chen, Wen-Na Xu, Hai-Yun Wang, Xiao-Xia Chen, Xue-Qi Li, Shang-Hang Xie, Dong-Feng Lin, Su-Mei Cao

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in BMC cancer, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.8field-weighted citation impact, top 12% 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

19 citing papers in PubMed, 27 citations in OpenAlex.

  1. Review
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  8. The Epstein-Barr Virus Nuclear Antigen 1 Variant Associated with Nasopharyngeal Carcinoma Defines the Sequence Criteria for Serologic Risk Prediction.Clinical cancer research : an official journal of the American Association for Cancer Research · 2024
    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 at 3 institutions in 1 country.

Wen-Jie Chen *Department of Cancer Prevention, Cancer Prevention Center, State Key Laboratory of Oncology in Southern China, Sun Yat-sen University Cancer Center, Guangzhou, China.
Wen-Na Xu *Department of Medicine Laboratory, Sun Yat-Sen University Cancer Center, Guangzhou, China.
Hai-Yun WangDepartment of Pathology, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou, China.
Xiao-Xia ChenDepartment of Cancer Prevention, Cancer Prevention Center, State Key Laboratory of Oncology in Southern China, Sun Yat-sen University Cancer Center, Guangzhou, China.
Xue-Qi LiDepartment of Cancer Prevention, Cancer Prevention Center, State Key Laboratory of Oncology in Southern China, Sun Yat-sen University Cancer Center, Guangzhou, China.
Shang-Hang XieDepartment of Cancer Prevention, Cancer Prevention Center, State Key Laboratory of Oncology in Southern China, Sun Yat-sen University Cancer Center, Guangzhou, China.
Dong-Feng LinDepartment of Cancer Prevention, Cancer Prevention Center, State Key Laboratory of Oncology in Southern China, Sun Yat-sen University Cancer Center, Guangzhou, China.
Su-Mei CaoDepartment of Cancer Prevention, Cancer Prevention Center, State Key Laboratory of Oncology in Southern China, Sun Yat-sen University Cancer Center, Guangzhou, China. caosm@sysucc.org.cn.
Sun Yat-sen University Cancer Center · CNSun Yat-sen University · CNGuangzhou Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivePlasma Epstein-Barr virus (EBV) DNA is considered a biomarker for nasopharyngeal carcinoma (NPC). However, its long-term role in NPC development is unclear. MATERIALS AND

methodsA total of 1363 participants seropositive for EBV VCA-IgA and EBNA1-IgA in a community-based NPC screening program in southern China were tested for plasma EBV DNA levels by real-time qPCR between 2008 and 2015. New NPC cases were confirmed by active follow-up approach and linkage to local cancer registry through the end of 2016. Cox proportional hazards regression analysis was performed to calculate the hazard ratios (HRs) for NPC risk with plasma EBV DNA.

resultsThirty patients were newly diagnosed during a median 7.5 years follow-up. NPC incidence increased with the plasma EBV DNA load ranging from 281.46 to 10,074.47 per 100,000 person-years in participants with undetectable and ≥ 1000 copies/ml levels; the corresponding cumulative incidence rates were 1.73 and 50%. Furthermore, plasma EBV DNA loads conferred an independent risk for NPC development after adjustment for other risk factors, with HRs of 7.63 for > 3-999 copies/ml and 39.79 for ≥1000 copies/ml. However, the HRs decreased gradually after excluding NPC cases detected in the first 2 to 3 years and became statistically nonsignificant by excluding cases detected during the first 4 years.

conclusionElevated plasma EBV DNA can predict NPC risk over 3 years. Monitoring plasma EBV DNA can be used as a complementary approach to EBV serological antibody-based screening for NPC.

Indexed as

AdultAgedAntibodies, ViralAntigens, ViralBiomarkers, TumorCapsid ProteinsDNA, ViralEpstein-Barr Virus InfectionsFemaleHerpesvirus 4, HumanHumansMaleMiddle AgedNasopharyngeal CarcinomaNasopharyngeal NeoplasmsProspective StudiesAntibodies, ViralAntigens, ViralBiomarkers, TumorCapsid ProteinsDNA, ViralEpstein-Barr viral capsid antigenNasopharyngeal carcinomaPlasma EBV DNAPopulation screeningRisk prediction

Identifiers

PMID34074258
PMCPMC8168313
OpenAlexW3165248515

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.