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. Author manuscript; available in PMC: 2015 Sep 1.
Published in final edited form as: Res Autism Spectr Disord. 2014 Sep 1;8(9):997–1007. doi: 10.1016/j.rasd.2014.05.007

Table 3.

Parental characteristics associated with ASD case status using Logistic Regression

N (%)
Unadjusted
Adjusted
Cases Controls OR (95% CI) P OR (95% CI) P


PATERNALa

Technical 107 (51%) 43 (57%) 0.71 (0.40, 1.26) 0.25 0.98 (0.50, 1.94) 0.96
White-collar 149 (71%) 47 (60%) 1.43 (0.76, 2.70) 0.26
Teratogen Exposure 75 (36%) 34 (44%) 0.65 (0.37, 1.14) 0.13 0.66 (0.34, 1.25) 0.20
Education (≥ 16) 130 (12%) 46 (59%) 1.12 (0.66, 1.90) 0.68

MATERNALb

Technical 33 (16%) 8 (10%) 1.60 (0.69, 3.75) 0.28 1.78 (0.73, 4.34) 0.21
White-collar 126 (60%) 41 (53%) 1.85 (0.75, 4.53) 0.18 2.31 (0.89, 6.02) 0.09
Teratogen Exposure 23 (25%) 7 (9%) 1.16 (0.47, 2.82) 0.75
Education (≥ 16) 119 (56%) 49 (63%) 0.76 (0.45, 1.30) 0.33

BOTH PARENTSc

Technical 18 (9%) 5 (6%) 1.30 (0.45, 3.75) 0.62 1.74 (0.58, 5.20) 0.33
White-collar 94 (45%) 31 (40%) 1.26 (0.57, 2.75) 0.57
Teratogen Exposure 10 (5%) 3 (4%) 1.20 (0.32, 4.50) 0.79
Education (≥ 16) 99 (47%) 41 (53%) 0.80 (0.47, 1.34) 0.39
a

Adjusting for risk of teratogen exposures and child’s age, sex, race

b

Adjusting for white-collar classification and child’s age, sex, race

c

Adjusting for age, sex, and race

Paternal technical occupation missing for 45 participants

Paternal white-collar information missing for 46 participants

Paternal chemical exposures risk missing for 45 participants

Father’s college education missing for 14 participants

Maternal technical occupation missing for 112 participants

Maternal white-collar information missing for 112 participants

Maternal chemical exposures risk missing for 27 participants

Mother’s college education missing for 14 participants