Crude and adjusted analyses of association between level of maternal anxiety and offspring asthma as reported in questionnaires and recorded in registers.

1Maternal anxiety assessed with BAI was only available for study 2.
2Breathlessness reported by child was only available for study 2.
3At least two purchases of asthma medication, except oral beta-2-agonists, on different days July 2005– December 2009.
4Adjusted for mother’s education, maternal smoking at time of the study, maternal asthma, sex and age of the child, preterm birth, birth weight and caesarean section.
5Sample sizes for crude/adjusted analyses.