Evidence map›Paper›PMID 40828095›Full record

SynthesisHuman vaccines & immunotherapeutics2025

Effects of herpes zoster infection, antivirals and vaccination on risk of developing dementia: A systematic review and meta-analysis.

Fawziah Marra, Kyle Gomes, Emily Liu, Nirma Khatri Vadlamudi, Kathryn Richardson, Jacquelyn J Cragg

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Human vaccines & immunotherapeutics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Article
  5. Article
  6. Review
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

6 authors.

Fawziah MarraFaculty of Pharmaceutical Sciences, University of British Columbia, Vancouver, BC, Canada.ORCID 0000-0002-1266-1901
Kyle GomesFaculty of Pharmaceutical Sciences, University of British Columbia, Vancouver, BC, Canada.
Emily LiuFaculty of Pharmaceutical Sciences, University of British Columbia, Vancouver, BC, Canada.
Nirma Khatri VadlamudiDepartment of Pharmaceutical Outcomes and Policy, College of Pharmacy, University of Florida, Gainesville, FL, USA.
Kathryn RichardsonNorwich Epidemiology Centre, University of East Anglia, Norwich, UK.
Jacquelyn J CraggFaculty of Pharmaceutical Sciences, University of British Columbia, Vancouver, BC, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Herpes zoster (HZ) is a neurotropic virus. We aimed to evaluate the association of HZ infection, protective effects of antiviral treatment or vaccination on dementia. A systematic search of PubMed, MEDLINE, EMBASE, Scopus, Web of Science, CINAHL, and Cochrane CENTRAL was performed from January 1, 1996, to October 31, 2024. Observational studies evaluating HZ infection, antivirals, or vaccination and dementia risk were selected. Risk of bias was examined with the Newcastle-Ottawa scale. A random-effects meta-analysis was performed, with the rate ratio (RR) and corresponding 95% confidence intervals (CIs) being pooled for dementia. Presence of heterogeneity was assessed with I

Indexed as

Antiviral AgentsDementiaHerpes ZosterHerpes Zoster VaccineVaccinationAgedHumansMaleRisk FactorsAntiviral AgentsHerpes Zoster Vaccineantiherpetic medicationantiviral treatmentchickenpoxCognitive disordersdementiaherpes zosterherpes zoster vaccineshinglesvaricella zoster virus infectionzoster

Identifiers

PMID40828095
PMCPMC12557717

What OpenQuestion holds

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LicenceCC BY-NC
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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.