Evidence map›Paper›PMID 34548016›Full record

ArticleBMC infectious diseases2021

The association between ambient air pollution and scarlet fever in Qingdao, China, 2014-2018: a quantitative analysis.

Fachun Jiang, Tao Wei, Xiaowen Hu, Yalin Han, Jing Jia, Bei Pan, Wei Ni

Open access · goldAbstract read
In one paragraph

Article in BMC infectious diseases, 2021. 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
1.5field-weighted citation impact, top 21% of its field
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, 17 citations in OpenAlex.

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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

7 authors at 3 institutions in 1 country.

Fachun Jiang *Department of Acute Infectious Diseases, Qingdao Municipal Center for Disease Control and Prevention, Qingdao Institute of Prevention Medicine, Qingdao City, Shandong Province, People's Republic of China.
Tao Wei *Qingdao Women and Children's Hospital, Qingdao University, No.6 Tongfu Road, Qingdao City, 266000, Shandong Province, People's Republic of China.
Xiaowen Hu *Department of Acute Infectious Diseases, Qingdao Municipal Center for Disease Control and Prevention, Qingdao Institute of Prevention Medicine, Qingdao City, Shandong Province, People's Republic of China.
Yalin HanDepartment of Acute Infectious Diseases, Qingdao Municipal Center for Disease Control and Prevention, Qingdao Institute of Prevention Medicine, Qingdao City, Shandong Province, People's Republic of China.
Jing JiaDepartment of Acute Infectious Diseases, Qingdao Municipal Center for Disease Control and Prevention, Qingdao Institute of Prevention Medicine, Qingdao City, Shandong Province, People's Republic of China.
Bei PanDepartment of Acute Infectious Diseases, Qingdao Municipal Center for Disease Control and Prevention, Qingdao Institute of Prevention Medicine, Qingdao City, Shandong Province, People's Republic of China.
Wei NiQingdao Women and Children's Hospital, Qingdao University, No.6 Tongfu Road, Qingdao City, 266000, Shandong Province, People's Republic of China. 115438779@qq.com.
Qingdao Municipal Center for Disease Control and Prevention · CNQingdao University · CNQingdao Women and Children's Hospital · CN

Funding

Qingdao Science and Technology Project No.19-6-1-1-nsh
6 · The paper itself

Abstract

backgroundWe conducted a distributed lag non-linear time series analysis to quantify the association between air pollution and scarlet fever in Qingdao city during 2014-2018.

methodsA distributed lag non-linear model (DLNM) combined with a generalized additive mixed model (GAMM) was applied to quantify the distributed lag effects of air pollutions on scarlet fever, with daily incidence of scarlet fever as the dependent variable and air pollutions as the independent variable adjusted for potential confounders.

resultsA total of 6316 cases of scarlet fever were notified, and there were 376 days occurring air pollution during the study period. Scarlet fever was significantly associated with air pollutions at a lag of 7 days with different relative risk (RR) of air pollution degrees [1.172, 95% confidence interval (CI): 1.038-1.323 in mild air pollution; 1.374, 95% CI 1.078-1.749 in moderate air pollution; 1.610, 95% CI 1.163-2.314 in severe air pollution; 1.887, 95% CI 1.163-3.061 in most severe air pollution].

conclusionsOur findings show that air pollution is positively associated with scarlet fever in Qingdao, and the risk of scarlet fever could be increased along with the degrees of air pollution. It contributes to developing strategies to prevent and reduce health impact from scarlet fever and other non-vaccine-preventable respiratory infectious diseases in air polluted areas.

Indexed as

Air PollutantsAir PollutionScarlet FeverChinaCitiesHumansAir PollutantsAir pollutionDistributed lag non-linear modelRelative riskScarlet fever

Identifiers

PMID34548016
PMCPMC8456591
OpenAlexW3111631224

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.