Significant Univariate Associations (P < .20) Between Maternal Variables and Mean DQ

nMean DQP
Living as a couple.03
No. of children at home.08
No. of cigarettes per day at the end of pregnancy<.01
Highest parental educational level
    Beyond high school diploma9699<.01
    High school diploma or less24792
Highest parental occupation<.01
    Intellectual or intermediate127100
    Employee, worker20192
Mother's weight before pregnancy, kg.15
Maternal age, y.02
Cesarean section.11
Antenatal steroids<.01