Evidence map›Paper›PMID 34861874›Full record

ArticleMalaria journal2021

Guiding placement of health facilities using multiple malaria criteria and an interactive tool.

Kok Ben Toh, Justin Millar, Paul Psychas, Benjamin Abuaku, Collins Ahorlu, Samuel Oppong, Kwadwo Koram, Denis Valle

Abstract read
In one paragraph

Article in Malaria journal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

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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

8 authors.

Kok Ben Toh *School of Natural Resources and Environment, University of Florida, Gainesville, USA. kokbent@ufl.edu.ORCID http://orcid.org/0000-0003-1371-817X
Justin Millar *School of Forest, Fisheries, and Geomatics Sciences, University of Florida, Gainesville, USA.
Paul PsychasCenters for Disease Control, US President's Malaria Initiative, Atlanta, USA.
Benjamin AbuakuNoguchi Memorial Institute for Medical Research, University of Ghana, Legon, Ghana.
Collins AhorluNoguchi Memorial Institute for Medical Research, University of Ghana, Legon, Ghana.
Samuel OppongNational Malaria Control Programme, Accra, Ghana.
Kwadwo KoramNoguchi Memorial Institute for Medical Research, University of Ghana, Legon, Ghana.
Denis ValleSchool of Forest, Fisheries, and Geomatics Sciences, University of Florida, Gainesville, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAccess to healthcare is important in controlling malaria burden and, as a result, distance or travel time to health facilities is often a significant predictor in modelling malaria prevalence. Adding new health facilities may reduce overall travel time to health facilities and may decrease malaria transmission. To help guide local decision-makers as they scale up community-based accessibility, the influence of the spatial allocation of new health facilities on malaria prevalence is evaluated in Bunkpurugu-Yunyoo district in northern Ghana. A location-allocation analysis is performed to find optimal locations of new health facilities by separately minimizing three district-wide objectives: malaria prevalence, malaria incidence, and average travel time to health facilities.

methodsGeneralized additive models was used to estimate the relationship between malaria prevalence and travel time to the nearest health facility and other geospatial covariates. The model predictions are then used to calculate the optimisation criteria for the location-allocation analysis. This analysis was performed for two scenarios: adding new health facilities to the existing ones, and a hypothetical scenario in which the community-based healthcare facilities would be allocated anew. An interactive web application was created to facilitate efficient presentation of this analysis and allow users to experiment with their choice of health facility location and optimisation criteria.

resultsUsing malaria prevalence and travel time as optimisation criteria, two locations that would benefit from new health facilities were identified, regardless of scenarios. Due to the non-linear relationship between malaria incidence and prevalence, the optimal locations chosen based on the incidence criterion tended to be inequitable and was different from those based on the other optimisation criteria.

conclusionsThis study findings underscore the importance of using multiple optimisation criteria in the decision-making process. This analysis and the interactive application can be repurposed for other regions and criteria, bridging the gap between science, models and decisions.

Indexed as

GhanaHealth FacilitiesHealth Services AccessibilityHumansIncidenceMalariaPrevalenceSpatial AnalysisTravel

Identifiers

PMID34861874
PMCPMC8641186

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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.