Evidence map›Paper›PMID 27514855›Full record

SynthesisInfectious diseases of poverty2016

Effectiveness of rotavirus vaccines against rotavirus infection and hospitalization in Latin America: systematic review and meta-analysis.

Victor S Santos, Daniella P Marques, Paulo R S Martins-Filho, Luis E Cuevas, Ricardo Q Gurgel

Open access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Infectious diseases of poverty, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 5 pooled it
5.4field-weighted citation impact, top 4% 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

28 citing papers in PubMed, 5 syntheses or guidelines pooled it, 62 citations in OpenAlex.

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  8. Diverse processes in rotavirus vaccine development.Human vaccines & immunotherapeutics · 2025
    Review
  9. Estimating the global impact of rotavirus vaccines on child mortality.International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases · 2023
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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

5 authors at 2 institutions in 2 countries.

Victor S SantosPostgraduate Program in Health Sciences, Federal University of Sergipe, Rua Cláudio Batista s/n, Aracaju, Sergipe, Zip code: 49060-108, Brazil. santosvictor19@gmail.com.
Daniella P MarquesDepartment of Medicine, Federal University of Sergipe, Aracaju, Sergipe, Brazil.
Paulo R S Martins-FilhoPostgraduate Program in Health Sciences, Federal University of Sergipe, Rua Cláudio Batista s/n, Aracaju, Sergipe, Zip code: 49060-108, Brazil.
Luis E CuevasLiverpool School of Tropical Medicine, Liverpool, UK.
Ricardo Q GurgelPostgraduate Program in Health Sciences, Federal University of Sergipe, Rua Cláudio Batista s/n, Aracaju, Sergipe, Zip code: 49060-108, Brazil.
Universidade Federal de Sergipe · BRLiverpool School of Tropical Medicine · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRotavirus was the leading cause of childhood diarrhoea-related hospitalisations and death before the introduction of rotavirus vaccines.

methodsWe describe the effectiveness of rotavirus vaccines to prevent rotavirus infections and hospitalizations and the main rotavirus strains circulating before and after vaccine introduction through a systematic review and meta-analysis of studies published between 1990 and 2014. 203 studies were included to estimate the proportion of infections due to rotavirus and 10 to assess the impact of the vaccines. 41 of 46 studies in the post-vaccination period were used for meta-analysis of genotypes, 20 to calculate VE against infection, eight for VE against hospitalisation and seven for VE against severe rotavirus-diarrhoea.

results24.3 % (95 % CI 22.1-26.5) and 16.1 % (95 % CI 13.2-19.3) of cases of diarrhoea were due to rotavirus before and after vaccine introduction, respectively. The most prevalent G types after vaccine introduction were G2 (51.6 %, 95 % CI 38-65), G9 (14.5 %, 95 % CI 7-23) and G1 (14.2 %, 95 % CI 7-23); while the most prevalent P types were P[4] (54.1 %, 95 % CI 41-67) and P[8] (33 %, 95 % CI 22-46). G2P[4] was the most frequent genotype combination after vaccine introduction. Effectiveness was 53 % (95 % CI 46-60) against infection, 73 % (95 % CI, 66-78) against hospitalisation and 74 % (95 % CI, 68.0-78.0) against severe diarrhoea. Reductions in hospitalisations and mortality due to diarrhoea were observed in countries that adopted universal rotavirus vaccination.

conclusionsRotavirus vaccines are effective in preventing rotavirus-diarrhoea in children in Latin America. The vaccines were associated with changes in genotype distribution.

Indexed as

HospitalizationChild, PreschoolDiarrheaGenotypeHumansInfantInfant, NewbornLatin AmericaPrevalenceRotavirusRotavirus InfectionsRotavirus VaccinesRotavirus VaccinesLatin AmericaMeta-analysisRotavirus genotypeRotavirus vaccine effectivenessRotavirus vaccines

Identifiers

PMID27514855
PMCPMC4982225
OpenAlexW2499878972

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.