Skip to main content
. Author manuscript; available in PMC: 2022 Jan 15.
Published in final edited form as: J Affect Disord. 2020 Sep 30;279:1–8. doi: 10.1016/j.jad.2020.09.113

Table 1.

Demographic information of the two datasets

Variable WCM data CDRN data
non-PPD PPD P non-PPD PPD P
N (%) 14187(93.35) 1010(6.65) 50459(93.49) 3513(6.51)
Mean ± SD Mean ± SD
Age, year 33.68 ± 4.54 34.56 ± 4.39 <0.001 28.87 ± 6.20 30.70 ± 6.13 <0.001
Pre-pregnancy BMI, kg/m2 23.92 ± 4.32 24.07 ± 4.51 0.294 28.72 ± 6.29 28.27 ± 6.91 <0.001
# ED visits 1.32 ± 1.24 1.68 ± 1.55 <0.001 5.37 ± 6.87 6.30 ± 9.97 <0.001
N (%) N (%)
Race group
 White 6794(91.23) 653(8.77) <0.001 8275(87.57) 1175(12.43) <0.001
 Asian 2784(96.97) 87(3.03) 1535(94.58) 88(5.42)
 Black 839(93.85) 55(6.15) 13815(95.24) 690(4.76)
 Other combinations 1612(94.16) 100(5.84) 19163(94.09) 1204(5.91)
 Unknown 2158(94.94) 115(5.06) 7671(95.56) 356(4.44)