Evidence map›Paper›PMID 27484734›Full record

ArticleHuman vaccines & immunotherapeutics2016

Seropositivity of Varicella zoster virus in vaccinated Korean children and MAV vaccine group.

Ui Yoon Choi, Dong Ho Huh, Jong Hyun Kim, Jin Han Kang

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Human vaccines & immunotherapeutics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

17 citing papers in PubMed, 22 citations in OpenAlex.

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  14. Global impact of varicella vaccination programs.Human vaccines & immunotherapeutics · 2019
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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

4 authors at 2 institutions in 1 country.

Ui Yoon Choia Pediatrics, College of Medicine, The Catholic University of Korea , Dongdaemungu, Seoul , Republic of Korea.
Dong Ho Huhb The Vaccine Bio Research Institute, College of Medicine, The Catholic University of Korea , Seoul , Republic of Korea.
Jong Hyun Kimc The Catholic University of Korea, St. Vincent's Hospital , Gyeonggi-do, Gyeonggi-do , Republic of Korea.
Jin Han Kangd Department of Pediatrics , College of Medicine, Seoul St. Mary's Hospital, The Catholic University of Korea , Seoul , Republic of Korea.
Catholic University of Korea · KRSt. Vincent's Hospital · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In 2005, a single-dose varicella vaccination was incorporated into the national immunization program in Korea. Although the Oka strain is the most commonly circulating Varicella zoster virus (VZV) genotype in Korea, a domestically manufactured vaccine based on the MAV strain is widely distributed in Korea. High vaccination coverage was achieved, but breakthrough infections were frequently reported. Therefore, in this study, we aimed to analyze the maintenance of immunity after single-dose vaccination and to compare the immunity provided by the MAV and Oka vaccines. Enzyme-linked immunosorbent assays of samples from 715 vaccinated Korean children were used to assess seropositivity rates against VZV. Additionally, fluorescent-antibody-to-membrane-antigen (FAMA) tests were performed in 35 individuals in the MAV vaccine group, and seropositivity rates against the Oka strain were determined. The progressive decrease of the seropositivity rate was demonstrated from ages 1 to 4 as follows: 65% in age 1, 59% in age 2, 53% in age 3, 49% in age 4. It then increased to 62% in age 5 and 70% in age 6. Both the MAV and Oka vaccine groups showed a progressive decrease of the seropositivity rate from the age of 1 to 4 years, but the MAV vaccine group had higher seropositivity rates. In FAMA test, the MAV group demonstrated 71% seropositivity against the Oka strain. This study indicates that immunity wanes after single-dose varicella vaccination and that the MAV vaccine is not inferior to the Oka vaccine in providing immunity against VZV. The MAV vaccine also induced cross-immunity against circulating Oka strain.

Indexed as

AdolescentAntibodies, ViralChickenpox VaccineChildChild, PreschoolEnzyme-Linked Immunosorbent AssayFemaleFluorescent Antibody Technique, IndirectHerpesvirus 3, HumanHumansInfantMaleRepublic of KoreaAntibodies, ViralChickenpox VaccinechildrenMAV vaccineseropositivityVaricella zoster virusVaricella zoster virus vaccine

Identifiers

PMID27484734
PMCPMC5085016
OpenAlexW2495106804

What OpenQuestion holds

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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.