TABLE 3.

Associations of maternal fish intake during pregnancy^* with child cognitive test results at age 3 years among 341 mother-child pairs in Project Viva.

Age 3 cognitive test	Unadjusted mean score	Adjusted for child age and sex		Multivariable†		Additionally adjusted for erythrocyte mercury
		Beta	95% CI	Beta	95% CI	Beta	95% CI
PPVT
Fish > 2 svg/wk	106.3	−1.5	−7.3, 4.4	1.2	−3.5, 6.0	2.2	−2.6, 7.0
Fish <= 2 svg/wk > never	105.2	−2.2	−6.5, 2.2	−2.1	−5.7, 1.4	−1.8	−5.4, 1.8
Fish never	107.5	0	Referent	0	Referent	0	Referent
WRAVMA drawing
Fish > 2 svg/wk	104.0	5.1	0.9, 9.4	6.0	1.8, 10.2	6.4	2.1, 10.7
Fish <= 2 svg/wk > never	99.5	1.3	−1.8, 4.5	1.2	−2.0, 4.4	1.3	−1.8, 4.5
Fish never	98.5	0	Referent	0	Referent	0	Referent
WRAVMA pegboard
Fish > 2 svg/wk	103.2	3.2	−1.2, 7.5	2.9	−1.4, 7.1	3.5	−0.8, 7.8
Fish <= 2 svg/wk > never	99.2	−0.5	−3.7, 2.6	−0.7	−3.9, 2.4	−0.5	−3.7, 2.7
Fish never	100.1	0	Referent	0	Referent	0	Referent
WRAVMA matching
Fish > 2 svg/wk	107.9	0.6	−5.4, 6.5	2.8	−3.1, 8.6	4.1	−1.8, 10.0
Fish <= 2 svg/wk > never	108.0	1.4	−3.1, 5.8	1.8	−2.6, 6.3	2.3	−2.1, 6.7
Fish never	107.0	0	Referent	0	Referent	0	Referent
WRAVMA total
Fish > 2 svg/wk	106.4	3.7	−0.7, 8.1	5.3	0.9, 9.6	6.4	2.0, 10.8
Fish <= 2 svg/wk > never	102.8	0.7	−2.5, 4.0	1.1	−2.2, 4.4	1.5	−1.8, 4.7
Fish never	100.1	0	Referent	0	Referent	0	Referent

^*Of 341 participants, 47 (14%) reported never consuming fish, 254 (74%) reported <= 2 weekly servings, and 40 (12%) reported > 2 weekly servings

^†adjusted for child sex, age at testing, fetal growth, gestation length, breastfeeding duration, birth order, and primary language; maternal PPVT score, age, pre-pregnancy BMI, race/ethnicity, education, marital status, alcohol use and smoking during pregnancy; and paternal education.