Modelling maternal and perinatal risk factors to predict poorly controlled childhood asthma.

Additionally, maternal pre-pregnancy underweight seemed to have a rather strong inverse association with asthma related hospitalization in males and, though only borderline significant (P = 0.06), it seemed that feeding method affected the risk of hospital in males, while not at all having an effect on females.

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While categories such as maternal BMI obese class III as well as parity>3 were included in the model they did not reach statistical significance, likely due to the few individuals included in these categories ( Table 1 ).

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