Evidence map›Paper›PMID 26091265›Full record

ArticlePLoS neglected tropical diseases2015

Buruli Ulcer Disease and Its Association with Land Cover in Southwestern Ghana.

Jianyong Wu, Petra Tschakert, Erasmus Klutse, David Ferring, Vincent Ricciardi, Heidi Hausermann, Joseph Oppong, Erica A H Smithwick

Open access · goldAbstract read
In one paragraph

Article in PLoS neglected tropical diseases, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.2field-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

20 citing papers in PubMed, 43 citations in OpenAlex.

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  18. Landscape Fragmentation as a Risk Factor for Buruli Ulcer Disease in Ghana.The American journal of tropical medicine and hygiene · 2016
    Article
  19. Article
  20. Article
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

8 authors at 4 institutions in 2 countries.

Jianyong WuDepartment of Geography, The Pennsylvania State University, University Park, Pennsylvania, United States of America.
Petra TschakertDepartment of Geography, The Pennsylvania State University, University Park, Pennsylvania, United States of America.
Erasmus KlutseGhana Health Service, Accra, Ghana.
David FerringDepartment of Geography, Rutgers University, Piscataway, New Jersey, United States of America.
Vincent RicciardiDepartment of Geography, The Pennsylvania State University, University Park, Pennsylvania, United States of America.
Heidi HausermannDepartment of Human Ecology, Rutgers University, New Brunswick, New Jersey, United States of America.
Joseph OppongDepartment of Geography, The University of North Texas, Denton, Texas, United States of America.
Erica A H SmithwickDepartment of Geography, The Pennsylvania State University, University Park, Pennsylvania, United States of America.
Pennsylvania State University · USRutgers, The State University of New Jersey · USGhana Health Service · GHUniversity of North Texas · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBuruli ulcer (BU), one of 17 neglected tropical diseases, is a debilitating skin and soft tissue infection caused by Mycobacterium ulcerans. In tropical Africa, changes in land use and proximity to water have been associated with the disease. This study presents the first analysis of BU at the village level in southwestern Ghana, where prevalence rates are among the highest globally, and explores fine and medium-scale associations with land cover by comparing patterns both within BU clusters and surrounding landscapes. METHODOLOGY/PRINCIPAL

findingsWe obtained 339 hospital-confirmed BU cases in southwestern Ghana between 2007 and 2010. The clusters of BU were identified using spatial scan statistics and the percentages of six land cover classes were calculated based on Landsat and Rapid Eye imagery for each of 154 villages/towns. The association between BU prevalence and each land cover class was calculated using negative binomial regression models. We found that older people had a significantly higher risk for BU after considering population age structure. BU cases were positively associated with the higher percentage of water and grassland surrounding each village, but negatively associated with the percent of urban. The results also showed that BU was clustered in areas with high percentage of mining activity, suggesting that water and mining play an important and potentially interactive role in BU occurrence. CONCLUSIONS/SIGNIFICANCE: Our study highlights the importance of multiple land use changes along the Offin River, particularly mining and agriculture, which might be associated with BU disease in southwestern Ghana. Our study is the first to use both medium- and high-resolution imagery to assess these changes. We also show that older populations (≥ 60 y) appear to be at higher risk of BU disease than children, once BU data were weighted by population age structures.

Indexed as

AgricultureEnvironmentAdolescentAdultAgedAged, 80 and overAgingBuruli UlcerChildChild, PreschoolCluster AnalysisFemaleGhanaHumansInfantMale

Identifiers

PMID26091265
PMCPMC4474842
OpenAlexW802242454

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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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.