Evidence map›Paper›PMID 39206493›Full record

ArticlePediatrics2024

Rate of Asthma Prescriptions for Children and Adolescents During the 2018 Floods in Japan.

Shu Utsumi, Shuhei Yoshida, Shinichiro Ohshimo, Nobuaki Shime, Masatoshi Matsumoto

Abstract read
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In one paragraph

Article in Pediatrics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Shu UtsumiDepartments of Emergency and Critical Care Medicine.
Shuhei YoshidaCommunity-Based Medical Systems, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan.
Shinichiro OhshimoDepartments of Emergency and Critical Care Medicine.
Nobuaki ShimeDepartments of Emergency and Critical Care Medicine.
Masatoshi MatsumotoCommunity-Based Medical Systems, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

objectivesVictims of natural disasters are exposed to air pollution, changes in living conditions, and physical/emotional stress, which leads to exacerbation of asthma. The study aimed to examine the association between being victims of a natural disaster and asthma medication prescriptions among children and adolescents by comparing those affected and unaffected by the 2018 Japan floods.

methodsWithin the most severely impacted regions, a 1-year postdisaster retrospective cohort study was conducted on the basis of the National Health Insurance Claims Database. Participants aged 0 to 19 years with no record of asthma treatment in the year preceding the disaster were included in the analysis. The cumulative incidence of newly prescribed asthma inhalers in the 12 months after the disasters was compared between victims and nonvictims using survival analysis. To test the robustness, a difference-in-differences analysis was performed, including participants with a history of asthma prescriptions.

resultsOf the 1 073 170 participants included in the study, 4425 (0.40%) were assigned to the victim group. Of these, 287 individuals (6.5%) from the victim group and 59 469 individuals (5.6%) from the nonvictim group were newly prescribed asthma inhalers within the year after the floods. Survival analysis revealed that victims were more prone to receiving inhaler prescriptions compared with nonvictims (adjusted hazard ratio 1.30; 95% confidence interval 1.16-1.46). Consistent results were obtained from the difference-in-differences analysis.

conclusionsThe 2018 Japan floods increased the demand for asthma inhalers among flood victims, underscoring the general implication that natural disasters can increase the incidence of asthma.

Indexed as

AsthmaFloodsAdolescentAnti-Asthmatic AgentsChildChild, PreschoolDisastersDrug PrescriptionsFemaleHumansInfantInfant, NewbornJapanMaleNatural DisastersRetrospective StudiesAnti-Asthmatic Agents

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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.