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Mold and dampness exposure and allergic outcomes from birth to adolescence : data from the BAMSE cohort

Thacher, J D LU ; Gruzieva, O ; Pershagen, G ; Melén, E ; Lorentzen, J C ; Kull, I and Bergström, A (2017) In Allergy 72(6). p.967-974
Abstract

BACKGROUND: Exposure to moldy or damp indoor environments is associated with allergic disease in young children, but it is unclear whether the effects persist to adolescence. Our objective was to assess whether exposure to mold or dampness during infancy increases the risk of asthma, rhinitis, or IgE sensitization in children followed from birth to 16 years of age.

METHODS: We collected questionnaire derived reports of mold or dampness indicators and allergic outcomes from 3798 children in a Swedish birth cohort (BAMSE). Sensitization was assessed from blood samples in 3293 children. Longitudinal associations between prevalent asthma, rhinitis, and IgE sensitization and mold or dampness indicators were assessed using generalized... (More)

BACKGROUND: Exposure to moldy or damp indoor environments is associated with allergic disease in young children, but it is unclear whether the effects persist to adolescence. Our objective was to assess whether exposure to mold or dampness during infancy increases the risk of asthma, rhinitis, or IgE sensitization in children followed from birth to 16 years of age.

METHODS: We collected questionnaire derived reports of mold or dampness indicators and allergic outcomes from 3798 children in a Swedish birth cohort (BAMSE). Sensitization was assessed from blood samples in 3293 children. Longitudinal associations between prevalent asthma, rhinitis, and IgE sensitization and mold or dampness indicators were assessed using generalized estimating equations.

RESULTS: Exposure to any mold or dampness indicator was associated with asthma up to 16 years of age (OR 1.31; 95% CI 1.08-1.59), while exposure to mold odor (OR 1.29; 95% CI 1.03-1.62) and visible mold (OR 1.28; 95% CI 1.04-1.58) were associated with rhinitis. Increased risks were observed for nonallergic asthma (OR 1.80; 95% CI 1.27-2.55) and rhinitis (OR 1.41; 95% CI 1.03-1.93). No association was observed between mold or dampness indicators and IgE sensitization. Exposure to any mold or dampness indicator was associated with persistent asthma (OR 1.73; 95% CI 1.20-2.50), but not with early-transient or late-onset asthma.

CONCLUSION: Exposure to mold or dampness during infancy increased the risk of asthma and rhinitis up to 16 years of age, particularly for nonallergic disease. Early exposure to mold or dampness appeared particularly associated with persistent asthma through adolescence.

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author
; ; ; ; ; and
publishing date
type
Contribution to journal
publication status
published
keywords
Adolescent, Air Pollution, Indoor/adverse effects, Asthma/etiology, Child, Child, Preschool, Fungi/pathogenicity, Humans, Humidity/adverse effects, Hypersensitivity/etiology, Infant, Infant, Newborn, Longitudinal Studies, Male, Rhinitis/etiology, Risk Factors, Surveys and Questionnaires, Sweden
in
Allergy
volume
72
issue
6
pages
967 - 974
publisher
Wiley-Blackwell
external identifiers
  • scopus:85007489611
  • pmid:27925656
ISSN
1398-9995
DOI
10.1111/all.13102
language
English
LU publication?
no
additional info
© 2016 The Authors. Allergy Published by John Wiley & Sons Ltd.
id
3d821909-946b-4c34-8309-6190009fadee
date added to LUP
2023-05-08 10:58:33
date last changed
2024-04-05 19:15:16
@article{3d821909-946b-4c34-8309-6190009fadee,
  abstract     = {{<p>BACKGROUND: Exposure to moldy or damp indoor environments is associated with allergic disease in young children, but it is unclear whether the effects persist to adolescence. Our objective was to assess whether exposure to mold or dampness during infancy increases the risk of asthma, rhinitis, or IgE sensitization in children followed from birth to 16 years of age.</p><p>METHODS: We collected questionnaire derived reports of mold or dampness indicators and allergic outcomes from 3798 children in a Swedish birth cohort (BAMSE). Sensitization was assessed from blood samples in 3293 children. Longitudinal associations between prevalent asthma, rhinitis, and IgE sensitization and mold or dampness indicators were assessed using generalized estimating equations.</p><p>RESULTS: Exposure to any mold or dampness indicator was associated with asthma up to 16 years of age (OR 1.31; 95% CI 1.08-1.59), while exposure to mold odor (OR 1.29; 95% CI 1.03-1.62) and visible mold (OR 1.28; 95% CI 1.04-1.58) were associated with rhinitis. Increased risks were observed for nonallergic asthma (OR 1.80; 95% CI 1.27-2.55) and rhinitis (OR 1.41; 95% CI 1.03-1.93). No association was observed between mold or dampness indicators and IgE sensitization. Exposure to any mold or dampness indicator was associated with persistent asthma (OR 1.73; 95% CI 1.20-2.50), but not with early-transient or late-onset asthma.</p><p>CONCLUSION: Exposure to mold or dampness during infancy increased the risk of asthma and rhinitis up to 16 years of age, particularly for nonallergic disease. Early exposure to mold or dampness appeared particularly associated with persistent asthma through adolescence.</p>}},
  author       = {{Thacher, J D and Gruzieva, O and Pershagen, G and Melén, E and Lorentzen, J C and Kull, I and Bergström, A}},
  issn         = {{1398-9995}},
  keywords     = {{Adolescent; Air Pollution, Indoor/adverse effects; Asthma/etiology; Child; Child, Preschool; Fungi/pathogenicity; Humans; Humidity/adverse effects; Hypersensitivity/etiology; Infant; Infant, Newborn; Longitudinal Studies; Male; Rhinitis/etiology; Risk Factors; Surveys and Questionnaires; Sweden}},
  language     = {{eng}},
  number       = {{6}},
  pages        = {{967--974}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Allergy}},
  title        = {{Mold and dampness exposure and allergic outcomes from birth to adolescence : data from the BAMSE cohort}},
  url          = {{http://dx.doi.org/10.1111/all.13102}},
  doi          = {{10.1111/all.13102}},
  volume       = {{72}},
  year         = {{2017}},
}