Table 1.

Demographics and clinical characteristics of the samples included in the study.

Phenotype	Mean [SE]/N [%]
	Overall sample
Age (in years)	31.39 [0.44]
Gestational age (in weeks)	36.86 [0.12]
Ethnicity—non-Hispanic	110 [86.6%]
BMI pre-pregnancy	26.20 [0.67]
BMI baseline	31.20 [0.62]
Pregnancy number
1	37 [29.1%]
2	37 [29.1%]
3	28 [22%]
>3	25 [19.8%]
Employment status
Full-time working	102 [80.3%]
Not working	24 [18.9%]
Other	1 [0.8%]
Highest level of education: high school graduate	10 [7.9%]
Trade or Business college	1 [0.8%]
College	20 [15.7%]
College grad 4th yr	38 [29.9%]
University Postgrad	58 [45.7%]
EPDS baseline	5.20 [0.38]
EPDS 2 months postpartum	4.53 [0.33]
Current smoker
Current psychotherapy	23 [18.1%]
Current medication	24 [18.9%]
Past psychotherapy	77 [60.6%]
Past medication	70 [55.1%]