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Table 1 Characteristics of participating women by maternal pregnancy depressive symptoms, N = 373

From: DNA methylation in cord blood in association with prenatal depressive symptoms

  Healthy controls
N = 195
Prenatal depressives symptoms
N = 178
p
Maternal characteristics
Age, median (range) 31.8 (23.0–48.0) 30.0 (19.0–45.0) 0.063
Born in Scandinavia, n (%)a 183 (93.8) 160 (89.9) 0.277
Educational attainment, n (%)a    
 University level 169 (86.7) 110 (62.9) 0.000
 Primipara, n (%) 103 (52.8) 83 (46.6) 0.138
Body mass index (BMI), median (range)b 22.6 (17.8–34.6) 22.9 (17.6–38.9) 0.342
Vaginal delivery, n (%) 154 (79.0) 135 (75.8) 0.370
History of depression, n (%) 0 (0) 132 (74.2) 0.000
Anxiety during pregnancy 0 (0) 101 (56.7) 0.000
EPDSc, scores at gestational week 17, median (range) 2 (0–11) 13 (0–23) 0.000
EPDSc, scores at gestational week 32, median (range) 2 (0–11) 13 (2–21) 0.000
Child characteristics    
Sex of the child    
 Boy 97 (49.7) 92 (50.2) 0.678
 Girl 98 (50.3) 84 (49.8)  
Gestational age (days), median (range) 281 (245–296) 280 (250–296) 0.044
Birth weight (kg) median (range) 3.63 (1.62–5.0) 3.65 (2.27–4.93) 0.722
  1. aData missing on 11 participants
  2. bData missing on 10 participants
  3. cEdinburgh Postnatal Depression Scale