Evidence map›Paper›PMID 18949218›Full record

ArticleBulletin of the World Health Organization2008

An estimate of the global prevalence and incidence of herpes simplex virus type 2 infection.

Katharine J Looker, Geoffrey P Garnett, George P Schmid

Open access · diamondAbstract read
In one paragraph

Article in Bulletin of the World Health Organization, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 203 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
203citing papers in PubMed, 5 pooled it
16.6field-weighted citation impact, top 1% 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

203 citing papers in PubMed, 5 syntheses or guidelines pooled it, 490 citations in OpenAlex.

  1. Pooled it
  2. Genital herpes: oral antiviral treatments.BMJ clinical evidence · 2015
    Pooled it
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  4. Genital herpes.BMJ clinical evidence · 2011
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  9. Effect of Condom Use on Per-act HSV-2 Transmission Risk in HIV-1, HSV-2-discordant Couples.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2016
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143 more citing papers are in PubMed but not listed here.

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

3 authors at 1 institution in 1 country.

Katharine J LookerDepartment of Infectious Disease Epidemiology, Imperial College London, London, England. kj_looker@hotmail.com
Geoffrey P Garnett
George P Schmid
Imperial College London · GB

Funding

Medical Research Council G0100063Medical Research Council G0600719
6 · The paper itself

Abstract

objectiveTo estimate the global prevalence and incidence of herpes simplex virus type 2 (HSV-2) infection in 2003.

methodsA systematic review was undertaken of published seroprevalence surveys describing the prevalence or incidence of HSV-2 by age and gender. For each of 12 regions, pooled prevalence values by age and gender were generated in a random-effect model. HSV-2 incidence was then estimated from these pooled values using a constant-incidence model. Values of the HSV-2 seroprevalence from the model fits were applied to the total population to estimate the numbers of people infected.

findingsThe total number of people aged 15-49 years who were living with HSV-2 infection worldwide in 2003 is estimated to be 536 million, while the total number of people who were newly infected with HSV-2 in 2003 is estimated to be 23.6 million. While the estimates are limited by poor availability of data, general trends are evident. For example, more women than men were infected, and the number infected increased with age. Although prevalence varied substantially by region, predicted prevalence was mostly higher in developing regions than developed regions.

conclusionThe prevalence of HSV-2 is relatively easy to measure since infection is lifelong and has a specific serological test. The burden of disease is less easy to quantify. Despite the often sparse data on which these estimates are based, it is clear that HSV-2 infection is widespread. The dramatic differences in prevalence between regions are worthy of further exploration.

Indexed as

AdolescentAdultCross-Sectional StudiesFemaleGlobal HealthHerpes GenitalisHerpes SimplexHerpesvirus 2, HumanHumansIncidenceMaleMiddle AgedPrevalenceYoung Adult

Identifiers

PMID18949218
PMCPMC2649511
OpenAlexW2122452548

What OpenQuestion holds

Textmetadata
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.