Associative factors for atopic dermatitis and other atopic diseases in middle-aged adults: A population-based birth cohort study among 5373 subjects.

Background And Aims: The study aimed to examine parental, longitudinal and current associative factors for atopic dermatitis (AD) and to compare those to other atopic diseases in 46-year-old adults.

Methods: Questionnaire data from the Northern Finland Birth Cohort 1966 study were used. To analyze allergic sensitization, skin prick tests ( = 5373) were performed for birch, timothy, cat, and house dust mite at age 46.