Evidence map›Paper›PMID 31520106›Full record

ArticleJournal of mathematical biology2019

Habitat fragmentation promotes malaria persistence.

Daozhou Gao, P van den Driessche, Chris Cosner

Abstract read
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In one paragraph

Article in Journal of mathematical biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
–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

13 citing papers in PubMed.

  1. Article
  2. Article
  3. Vector-borne disease models with Lagrangian approach.Journal of mathematical biology · 2024
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  5. Review
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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

3 authors.

Daozhou GaoMathematics and Science College, Shanghai Normal University, Shanghai, 200234, China.ORCID 0000-0003-3991-569X
P van den DriesscheDepartment of Mathematics and Statistics, University of Victoria, Victoria, BC, V8W 2Y2, Canada.
Chris CosnerDepartment of Mathematics, University of Miami, Coral Gables, FL, 33146, USA. gcc@math.miami.edu.ORCID 0000-0001-5194-160X

Funding

"Modeling contact investigation and rapid response"U01GM087728 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI PORCO, TRAVIS CHRISTIAN · 2011 to 2015
$2.2M
National Natural Science Foundation of China 11601336National Science Foundation (US) DMS-1514752NIH/NIGMS U01GM087728Program for Professor of Special Appointment (Eastern Scholar) at Shanghai Institutions of Higher Learning TP2015050
6 · The paper itself

Abstract

Based on a Ross-Macdonald type model with a number of identical patches, we study the role of the movement of humans and/or mosquitoes on the persistence of malaria and many other vector-borne diseases. By using a theorem on line-sum symmetric matrices, we establish an eigenvalue inequality on the product of a class of nonnegative matrices and then apply it to prove that the basic reproduction number of the multipatch model is always greater than or equal to that of the single patch model. Biologically, this means that habitat fragmentation or patchiness promotes disease outbreaks and intensifies disease persistence. The risk of infection is minimized when the distribution of mosquitoes is proportional to that of humans. Numerical examples for the two-patch submodel are given to investigate how the multipatch reproduction number varies with human and/or mosquito movement. The reproduction number can surpass any given value whenever an appropriate travel pattern is chosen. Fast human and/or mosquito movement decreases the infection risk, but may increase the total number of infected humans.

Indexed as

EcosystemModels, BiologicalAnimal DistributionAnimalsBasic Reproduction NumberDisease OutbreaksHumansMalariaMosquito VectorsPopulation DynamicsRisk FactorsBasic reproduction numberDisease persistenceHabitat fragmentationHuman movementLine-sum symmetric matrixVector-borne disease

Identifiers

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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.