Evidence map›Paper›PMID 31339102›Full record

ArticleJMIR public health and surveillance2019

Flucast: A Real-Time Tool to Predict Severity of an Influenza Season.

Aye Moa, David Muscatello, Abrar Chughtai, Xin Chen, C Raina MacIntyre

Abstract read
In one paragraph

Article in JMIR public health and surveillance, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 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

5 authors.

Aye MoaBiosecurity Program, The Kirby Institute, University of New South Wales, Sydney, Australia.ORCID http://orcid.org/0000-0003-4274-6241
David MuscatelloSchool of Public Health and Community Medicine, Faculty of Medicine, University of New South Wales, Sydney, Australia.ORCID http://orcid.org/0000-0002-2391-4396
Abrar ChughtaiSchool of Public Health and Community Medicine, Faculty of Medicine, University of New South Wales, Sydney, Australia.ORCID http://orcid.org/0000-0003-4203-7891
Xin ChenBiosecurity Program, The Kirby Institute, University of New South Wales, Sydney, Australia.ORCID http://orcid.org/0000-0002-9905-2307
C Raina MacIntyreBiosecurity Program, The Kirby Institute, University of New South Wales, Sydney, Australia.ORCID http://orcid.org/0000-0002-3060-0555

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInfluenza causes serious illness requiring annual health system surge capacity, yet annual seasonal variation makes it difficult to forecast and plan for the severity of an upcoming season. Research shows that hospital and health system stakeholders indicate a preference for forecasting tools that are easy to use and understand to assist with surge capacity planning for influenza.

objectiveThis study aimed to develop a simple risk prediction tool, Flucast, to predict the severity of an emerging influenza season.

methodsStudy data were obtained from the National Notifiable Diseases Surveillance System and Australian Influenza Surveillance Reports from the Department of Health, Australia. We tested Flucast using retrospective seasonal data for 11 Australian influenza seasons. We compared five different models using parameters known early in the season that may be associated with the severity of the season. To calibrate the tool, the resulting estimates of seasonal severity were validated against independent reports of influenza-attributable morbidity and mortality. The model with the highest predictive accuracy against retrospective seasonal activity was chosen as a best-fit model to develop the Flucast tool. The tool was prospectively tested against the 2018 and the emerging 2019 influenza season.

resultsThe Flucast tool predicted the severity of all retrospectively studied years correctly for influenza seasonal activity in Australia. With the use of real-time data, the tool provided a reasonable early prediction of a low to moderate season for the 2018 and severe seasonal activity for the upcoming 2019 season. The tool meets stakeholder preferences for simplicity and ease of use to assist with surge capacity planning.

conclusionsThe Flucast tool may be useful to inform future health system influenza preparedness planning, surge capacity, and intervention programs in real time, and can be adapted for different settings and geographic locations.

Indexed as

influenzaprediction toolrisk assessment

Identifiers

PMID31339102
PMCPMC6683655

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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.