Table 1 Characteristics of Sample (N = 350)

Maternal age at delivery (years) ^a

Race

White, non-Hispanic

Black, non-Hispanic

Other

Marital status

Married

Not married, living with someone

Not married, living alone

Household income ($) ^b

Employed

Education

<= HS or GED

Some college or college graduate

College graduate

Graduate or professional school

Moderate to severe depression

(BDI-II > 13 at Baseline or 5-wk post-partum)

Maternal BMI ^a

Weight gain during pregnancy ^a (lbs/week)

Alcohol use during pregnancy

Never drank alcohol during pregnancy

Drank <1 alcoholic drink per month

Drank >1 alcoholic drink per month

Marijuana use during pregnancy

Max blood lead (microg/dL) ^c

Max serum cotinine (ng/mL) ^c

Reported Active smoking during pregnancy

Folate (total whole blood folate, nmol/L) ^c

Fresh fruit and vegetable consumption during pregnancy

≥ daily

< daily

Any organic fruit and vegetable consumption

Infant characteristics

Male

Gestational age (weeks) ^a

Birthweight (grams) ^a

Age at 5-week NNNS exam (days)

Birth order

First child

Second child

> Second child