Table 3a.

Associations between maternal binge drinking in pregnancy and DAP¹ raw scores, Denmark 2003–2008

	Crude			Adjusted for core confounders2		Adjusted for potential confounders3
	Mean score	Mean difference	95% CI	Mean difference	95% CI	Mean difference	95% CI
Binge drinking in pregnancy
N	12.27	Reference	-	Reference	-	Reference	-
Y	12.75	0.48	[−0.30; 1.26]	0.29	[−0.42; 1.00]	0.13	[−0.60; 0.86]
p-value4	0.230			0.416		0.72
Number of binge drinking episodes in pregnancy
0	12.27	Reference	-	Reference	-	Reference	-
1	12.80	0.53	[−0.33; 1.39]	0.27	[−0.50; 1.04]	0.16	[−0.62; 0.94]
2	12.63	0.36	[−0.76; 1.48]	0.24	[−0.76; 1.24]	−0.12	[−1.17; 0.92]
3	12.71	0.44	[−1.07; 1.94]	0.54	[−0.91; 1.98]	0.45	[−1.03; 1.93]
p-value	0.678			0.855		0.87
Timing of binge drinking episodes in pregnancy (gestational week)
No binge drinking	12.27	Reference	-	Reference	-	Reference	-
1	12.97	0.69	[−0.42; 1.81]	0.45	[−0.58; 1.48]	0.32	[−0.75; 1.40]
3	12.49	0.22	[−0.89; 1.33]	−0.05	[−1.03; 0.92]	−0.24	[−1.23; 0.75]
5	13.76	1.48	[0.37; 2.60]	1.07	[0.01; 2.13]	1.02	[−0.03; 2.07]
9	12.67	0.39	[−0.76; 1.55]	0.54	[−0.54; 1.62]	0.33	[−0.79; 1.45]
Multiple episodes	12.44	0.16	[−0.98; 1.31]	0.21	[−0.82; 1.24]	−0.01	[−1.09; 1.07]
p-value	0.177			0.404		0.38

¹Draw-a-Person Intellectual Ability Test for Children, Adolescents, and Adults.

²Parental education, maternal IQ, prenatal maternal smoking, the child’s sex and age, and tester.

³Parental education, maternal IQ, prenatal maternal smoking and average weekly alcohol intake, maternal age, parity, prenatal and postnatal marital status, postnatal parental smoking, maternal pre-pregnancy BMI, the child’s sex, age, health status, hearing and vision on the day of testing, family/home environment, and tester.

⁴P-value for the hypothesis of no difference in DAP scores across levels of average alcohol intake.