Evidence map›Paper›PMID 24391797›Full record

ArticlePloS one2013

An IDEA for short term outbreak projection: nearcasting using the basic reproduction number.

David N Fisman, Tanya S Hauck, Ashleigh R Tuite, Amy L Greer

Abstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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

37 citing papers in PubMed.

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  9. The COVID-19 social media infodemic.Scientific reports · 2020
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  12. Integer Versus Fractional Order SEIR Deterministic and Stochastic Models of Measles.International journal of environmental research and public health · 2020
    Article
  13. Article
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  15. Article
  16. The exacerbation of Ebola outbreaks by conflict in the Democratic Republic of the Congo.Proceedings of the National Academy of Sciences of the United States of America · 2019
    Article
  17. The Final Size of a Serious Epidemic.Bulletin of mathematical biology · 2019
    Article
  18. Article
  19. Article
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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

4 authors.

David N FismanThe Dalla Lana School of Public Health, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada ; Department of Medicine, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada ; The Decision Centre for Infectious Disease Epidemiology (DeCIDE), Toronto, Ontario, Canada.
Tanya S HauckDepartment of Psychiatry, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
Ashleigh R TuiteThe Dalla Lana School of Public Health, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada ; The Decision Centre for Infectious Disease Epidemiology (DeCIDE), Toronto, Ontario, Canada.
Amy L GreerThe Dalla Lana School of Public Health, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada ; The Decision Centre for Infectious Disease Epidemiology (DeCIDE), Toronto, Ontario, Canada ; Modeling and Projection Section of the Professional Guidelines and Public Health Practice Division, Centre for Communicable Diseases and Infection Control, Public Health Agency of Canada, Toronto, Ontario, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCommunicable disease outbreaks of novel or existing pathogens threaten human health around the globe. It would be desirable to rapidly characterize such outbreaks and develop accurate projections of their duration and cumulative size even when limited preliminary data are available. Here we develop a mathematical model to aid public health authorities in tracking the expansion and contraction of outbreaks with explicit representation of factors (other than population immunity) that may slow epidemic growth. METHODOLOGY: The Incidence Decay and Exponential Adjustment (IDEA) model is a parsimonious function that uses the basic reproduction number R0, along with a discounting factor to project the growth of outbreaks using only basic epidemiological information (e.g., daily incidence counts). PRINCIPAL

findingsCompared to simulated data, IDEA provides highly accurate estimates of total size and duration for a given outbreak when R0 is low or moderate, and also identifies turning points or new waves. When tested with an outbreak of pandemic influenza A (H1N1), the model generates estimated incidence at the i+1(th) serial interval using data from the i(th) serial interval within an average of 20% of actual incidence. CONCLUSIONS AND SIGNIFICANCE: This model for communicable disease outbreaks provides rapid assessments of outbreak growth and public health interventions. Further evaluation in the context of real-world outbreaks will establish the utility of IDEA as a tool for front-line epidemiologists.

Indexed as

Models, StatisticalBasic Reproduction NumberCommunicable DiseasesDisease OutbreaksForecastingHumansIncidenceInfluenza A Virus, H1N1 SubtypeInfluenza, HumanNunavut

Identifiers

PMID24391797
PMCPMC3877403

What OpenQuestion holds

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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.