Evidence map›Paper›PMID 29954428›Full record

Observational studyParasites & vectors2018

Spatial and temporal relationships between human and canine visceral leishmaniases in Belo Horizonte, Minas Gerais, 2006-2013.

Fábio Raphael Pascoti Bruhn, Maria Helena Franco Morais, Denis Lucio Cardoso, Nádia Campos Pereira Bruhn, Fernando Ferreira, Christiane Maria Barcellos Magalhães da Rocha

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in Parasites & vectors, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
3.0field-weighted citation impact, top 9% 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

11 citing papers in PubMed, 24 citations in OpenAlex.

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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

6 authors at 4 institutions in 1 country.

Fábio Raphael Pascoti BruhnFederal University of Pelotas (UFPel), Department of Preventive Veterinary, Zoonosis Control Center of UFPel, Capão do Leão, Rio Grande do Sul, Brazil.
Maria Helena Franco MoraisMunicipal Department of Health of Belo Horizonte, Belo Horizonte, Minas Gerais, Brazil.
Denis Lucio CardosoDepartment of Preventive Veterinary, Federal University of Lavras (UFLA), Belo Horizonte, Minas Gerais, Brazil.
Nádia Campos Pereira BruhnCenter of Mercosul Integration, Federal University of Pelotas (UFPel), Pelotas, Rio Grande do Sul, Brazil.
Fernando FerreiraDepartment of Preventive Veterinary Medicine and Animal Health, School of Veterinary Medicine, University of São Paulo, São Paulo, Brazil.
Christiane Maria Barcellos Magalhães da RochaDepartment of Preventive Veterinary, Federal University of Lavras (UFLA), Belo Horizonte, Minas Gerais, Brazil. rochac@dmv.ufla.br.
Universidade Federal de Lavras · BRUniversidade Federal de Pelotas · BRPrefeitura Municipal de Belo Horizonte · BRUniversidade de São Paulo · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundVisceral leishmaniasis is a serious public health problem in Brazil, and control of this disease constitutes a major challenge. The purpose of this study was to assess the existing spatial and temporal relationships between cases of canine visceral leishmaniasis (CanL) and human visceral leishmaniasis (HVL) recorded in Belo Horizonte, State of Minas Gerais, from 2006 to 2013.

methodsData provided by the Belo Horizonte Health Services regarding the disease control routine were analyzed in order to perform a retrospective observational and ecological study. Information regarding the incidence rate of HVL and canine seroprevalence was examined in relation to control actions performed atthe 148 coverage areas of healthcare centers for the period between 2006 and 2013. A time series analysis was performed using the Gretl 1.9.12 software followed by the assessment of the existing increasing or declining trend and seasonality in the occurrence of CanL and HVL. Autoregressive integrated moving average (ARIMA) models were adjusted, intervention analysis was performed, vector autoregressive models were developed, and Granger causality was used for testing temporal relationships between variables. The hot spot analysis tool was used for cluster identification through Getis-OrdGi statistics. The ArcGis for desktop 10.2.1 software was used for spatial analysis.

resultsWe identified 866 HVL cases in Belo Horizonte between 2006 and 2013. The mean proportion of canine seroprevalence (PCP) was 7.31% and the mean proportion of monitored hosts (PMH) was 6.73%.HVL and PCP showed a decreasing trend, while PMH increased over time (P<0.05). Vector Autoregressive (VAR) and Granger analysis showed a temporal relation between CanL and HVL cases. Maps illustrating the spatial distribution of cases and obituaries of HVL and CanL cases also showed an apparent association between the occurrence of leishmaniasis in humans, and data about canine cases recorded in the previous years.

conclusionsCases of HVL were preceded by PMH and PCP cases. Similar results were observed for intraspecific cases (i.e. between PCP and other canine cases and between HVL and other HVL cases), which indicated the existence of favorable environmental conditions for the transmission and spread of L. infantum in Belo Horizonte.

Indexed as

AnimalsBrazilDog DiseasesDogsHumansInterrupted Time Series AnalysisLeishmania infantumLeishmaniasis, VisceralRetrospective StudiesSeroepidemiologic StudiesSpatial AnalysisEpidemiologyLeishmania infantumPublic healthSpatial analysisTime series

Identifiers

PMID29954428
PMCPMC6022701
OpenAlexW2811487381

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.