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Table 1 Comparison of maternal demographics and pregnancy and neonatal outcomes

From: Sex differences in uterine artery Doppler during gestation in pregnancies complicated by placental dysfunction

Characteristic Normal Pregnancy Complicated Pregnancy
Female (n = 78) Male (n = 81) Female (n = 27) Male (n = 27)
Maternal age at delivery (years) 35 ± 4 34 ± 4 33 ± 3 35 ± 4
Pre-pregnancy BMI (kg/m2) 25 ± 5 25 ± 5 26 ± 6 27 ± 7
Race (%)
 Asian 25 (20/78) 19 (15/81) 26 (7/27) 30 (8/27)
 Black or African American 8 (6/78) 12 (10/81) 22 (6/27) 22 (6/27)
 White 63 (49/78) 58 (47/81) 45 (12/27) 45 (12/27)
 Other 4 (3/78) 11 (9/81) 7 (2/27) 3 (1/27)
Cesarean delivery (%) 35 (27/78) 40 (32/81) 44 (12/27) 56 (15/27)
Gestational age at delivery (weeks) 38 ± 1 39 ± 1 37 ± 2a 36 ± 3a
Birth weight (g) 3200 ± 400 3500 ± 500b 2500 ± 700a 2600 ± 700a,b
  1. ap < 0.05 when compared to normal pregnancy
  2. bp < 0.05 when compared to females
  3. Data are mean ± standard deviation or % (n/N)
  4. BMI body mass index; SGA small for gestational age
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