TABLE 3

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

nMean DQP
Living as a couple.03
    Yes31194
    No4389
    Total354
No. of children at home.08
    019195
    1–211593
    ≥34890.
    Total354
No. of cigarettes per day at the end of pregnancy<.01
    024295
    1–109092
    ≥102485
    Total356
Highest parental educational level
    Beyond high school diploma9699<.01
    High school diploma or less24792
    Total343
Highest parental occupation<.01
    Intellectual or intermediate127100
    Employee, worker20192
    Unemployed3485
    Total362
Mother's weight before pregnancy, kg.15
    <519092
    51–6718195
    >678893
    Total359
Maternal age, y.02
    <214090
    21–3629795
    >363989
    Total376
Hypertension.01
    No29993
    Yes8197
    Total380
Cesarean section.11
    Yes21995
    No15892
    Total377
Antenatal steroids<.01
    Yes29095
    No8289
    Total372