Early life exposure to pollens and increased risks of childhood asthma: a prospective cohort study in Ontario children

Cristina Stanescu; Robert Talarico; Scott Weichenthal; Paul J Villeneuve; Audrey Smargiassi; David M Stieb; Teresa To; Christopher Hebbern; Eric Crighton; Éric Lavigne

doi:10.1183/13993003.01568-2023

Early life exposure to pollens and increased risks of childhood asthma: a prospective cohort study in Ontario children

Eur Respir J. 2024 Apr 18;63(4):2301568. doi: 10.1183/13993003.01568-2023. Print 2024 Apr.

Authors

Cristina Stanescu¹, Robert Talarico^{2

3}, Scott Weichenthal⁴, Paul J Villeneuve⁵, Audrey Smargiassi⁶, David M Stieb^{1

7}, Teresa To⁸, Christopher Hebbern⁹, Eric Crighton¹⁰, Éric Lavigne^{11

2

7}

Affiliations

¹ Population Studies Division, Health Canada, Ottawa, ON, Canada.
² ICES uOttawa (formerly known as Institute for Clinical Evaluative Sciences), Ottawa, ON, Canada.
³ Ottawa Hospital Research Institute, The Ottawa Hospital, Ottawa, ON, Canada.
⁴ Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, QC, Canada.
⁵ Department of Neuroscience, Carleton University, Ottawa, ON, Canada.
⁶ Department of Environmental and Occupational Health, School of Public Health, University of Montreal, Montreal, QC, Canada.
⁷ School of Epidemiology and Public Health, University of Ottawa, Ottawa, ON, Canada.
⁸ Child Health Evaluative Sciences, The Hospital for Sick Children, Toronto, ON, Canada.
⁹ Climate Change and Innovation Bureau, Health Canada, Ottawa, ON, Canada.
¹⁰ Department of Geography, Environment and Geomatics, University of Ottawa, Ottawa, ON, Canada.
¹¹ Population Studies Division, Health Canada, Ottawa, ON, Canada eric.lavigne@hc-sc.gc.ca.

Abstract

Increased exposure to tree canopy around the place of residence at birth prevented the risk of childhood asthma development, but this protective effect can be reduced when exposure to weed and tree pollen increases https://bit.ly/3Tboabo

Publication types

Letter

MeSH terms

Asthma* / epidemiology
Child
Environmental Exposure / adverse effects
Humans
Ontario / epidemiology
Pollen
Prospective Studies