Tobacco Smoke Exposure in Early Childhood and Later Risk of Inflammatory Bowel Disease: A Scandinavian Birth Cohort Study
Ida Sigvardsson,
Johnny Ludvigsson,
Björn Andersson
et al.
Abstract:Objectives
To examine the association between early-life smoking exposure and later risk of inflammatory bowel disease (IBD)
Methods
We followed 115,663 participants from the Norwegian Mother, Father and Child (MoBa) and All Babies in Southeast Sweden (ABIS) cohorts from birth (1997-2009) through 2021. IBD was identified through national patient registers. Validated questionnaire data defined maternal smoking during pregnancy… Show more
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