Evidence map›Paper›PMID 27075879›Full record

ArticleMalaria journal2016

Malaria hotspots defined by clinical malaria, asymptomatic carriage, PCR and vector numbers in a low transmission area on the Kenyan Coast.

David Tiga Kangoye, Abdisalan Noor, Janet Midega, Joyce Mwongeli, Dora Mkabili, Polycarp Mogeni, Christine Kerubo, Pauline Akoo, Joseph Mwangangi, Chris Drakeley and 3 more

Abstract read
In one paragraph

Article in Malaria journal, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 1 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

39 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  16. Targeting Malaria Hotspots to Reduce Transmission Incidence in Senegal.International journal of environmental research and public health · 2020
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  20. Prevalence ofThe American journal of tropical medicine and hygiene · 2020
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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

13 authors.

David Tiga KangoyeKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya. tigakd@yahoo.fr.
Abdisalan NoorKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Janet MidegaKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Joyce MwongeliKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Dora MkabiliKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Polycarp MogeniKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Christine KeruboKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Pauline AkooKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Joseph MwangangiKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Chris DrakeleyDepartment of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK.
Kevin MarshKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Philip BejonKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.
Patricia NjugunaKenya Medical Research Institute-Wellcome Trust Research Programme, Centre for Geographic Medicine Research, P.O. Box 230, Kilifi, 80108, Kenya.

Funding

Medical Research Council G1002624Wellcome Trust B9RTIR0
6 · The paper itself

Abstract

backgroundTargeted malaria control interventions are expected to be cost-effective. Clinical, parasitological and serological markers of malaria transmission have been used to detect malaria transmission hotspots, but few studies have examined the relationship between the different potential markers in low transmission areas. The present study reports on the relationships between clinical, parasitological, serological and entomological markers of malaria transmission in an area of low transmission intensity in Coastal Kenya.

methodsLongitudinal data collected from 831 children aged 5-17 months, cross-sectional survey data from 800 older children and adults, and entomological survey data collected in Ganze on the Kenyan Coast were used in the present study. The spatial scan statistic test used to detect malaria transmission hotspots was based on incidence of clinical malaria episodes, prevalence of asymptomatic asexual parasites carriage detected by microscopy and polymerase chain reaction (PCR), seroprevalence of antibodies to two Plasmodium falciparum merozoite antigens (AMA1 and MSP1-19) and densities of Anopheles mosquitoes in CDC light-trap catches.

resultsThere was considerable overlapping of hotspots by these different markers, but only weak to moderate correlation between parasitological and serological markers. PCR prevalence and seroprevalence of antibodies to AMA1 or MSP1-19 appeared to be more sensitive markers of hotspots at very low transmission intensity.

conclusionThese findings may support the choice of either serology or PCR as markers in the detection of malaria transmission hotspots for targeted interventions.

Indexed as

AdolescentAdultAgedAnimalsAnophelesAsymptomatic InfectionsChildChild, PreschoolCross-Sectional StudiesHumansIncidenceInfantInsect VectorsKenyaMalariaMiddle AgedAntibodiesAsymptomatic parasitemiaHotspotsMalariaSerologySpatial scan statisticTargeted interventionTransmission

Identifiers

PMID27075879
PMCPMC4831169

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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.