Prenatal and Early-Life Exposure to Indoor Air-Polluting Factors and Allergic Sensitization at 2 Years of Age

MJ Gallant, AK Ellis. Ann Allerg Asthma Immunol . 2020;124(3):283–287 To determine the effect of prenatal and early-life exposure to a combination of 7 indoor allergens (air fresheners, candles, mold, cats, dogs, carpet, and environmental tobacco smoke [ETS]) on allergic sensitization at age 2. This is a secondary analysis of the Kingston Allergy Birth Cohort, from Ontario, Canada, that was established in 2011. Women 18 years or older in the second or third trimester of pregnancy were recruited for the study. A subset of 92 women from the cohort were included in this analysis. The 92 women included completed prenatal surveys about their environment and surveys at 6 months ( n = 76), 1 year ( n = 72), and 2 years ( n = 81) after the child was born. Questionnaires …