Table 1:

Descriptive statistics of women in the PPD and non-PPD cohorts.

Cohort	Number of women (%)	Number of days of data (%)
Everyone	142 (100%)	108062 (100%)
PPD	41 (28.9%)	31201 (28.9%)
non-PPD	101 (71.1%)	76861 (71.1%)
Cohort	Time period	Number of days of data (%)
Everyone	Pre-pregnancy	53437 (49.5%)
Everyone	Pregnancy	38614 (35.7%)
Everyone	Postpartum	11149 (10.3%)
Everyone	PPD (or PPD-equivalent)	4862 (4.5%)
PPD	Pre-pregnancy	13225 (42.4%)
PPD	Pregnancy	11055 (35.4%)
PPD	Postpartum	5089 (16.3%)
PPD	PPD	1832 (5.9%)
non-PPD	Pre-pregnancy	40212 (52.3%)
non-PPD	Pregnancy	27559 (35.9%)
non-PPD	Postpartum	6060 (7.9%)
non-PPD	PPD-equivalent	3030 (3.9%)
Cohort	Median age	IQR age
Everyone	33.7	30.6 – 36.5
PPD	33.1	29.1 – 35.7
noPPD	33.9	30.9 – 37.1
Cohort	Race/ethnicity	Number of women (%)
Everyone	white non-Hispanic	112 (78.9)
PPD	white non-Hispanic	36 (87.8)
non-PPD	white non-Hispanic	76 (75.2)

^*IQR = interquartile range