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Ambient daily pollen levels in association with asthma exacerbation among children in Philadelphia, Pennsylvania
- Source :
- Environment International, Vol 145, Iss , Pp 106138- (2020)
- Publication Year :
- 2020
- Publisher :
- Elsevier, 2020.
-
Abstract
- Pollen from trees, grasses, and weeds can trigger asthma exacerbation in sensitized individuals. However, there are gaps in knowledge about the effects, such as the relative risks from different plant taxa and threshold levels of effect. We aimed to describe the local association between pollen and asthma exacerbation among children in the City of Philadelphia, and to evaluate whether effects are modified by children’s characteristics and clinical factors (e.g., child’s age, race/ethnicity, comorbidities). We conducted a time-stratified case-crossover study of pediatric (age
Details
- Language :
- English
- ISSN :
- 01604120
- Volume :
- 145
- Issue :
- 106138-
- Database :
- Directory of Open Access Journals
- Journal :
- Environment International
- Publication Type :
- Academic Journal
- Accession number :
- edsdoj.fa48ce59b9e248659bfb1c1e40d865ac
- Document Type :
- article
- Full Text :
- https://doi.org/10.1016/j.envint.2020.106138