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Table 1 Characteristics of Maternal-Infant Pairs in Relation to Mode of Delivery

From: Mode of delivery and cord blood cytokines: a birth cohort study

  Total (N = 37) Vaginal Delivery (N = 22) Cesarean Section (N = 15) p-value
  N (%)
Race/Ethnicity     
   White 25 (67.6) 14 (63.6) 11 (73.3)  
   Black 3 (8.1) 2 (9.1) 1 (6.7)  
   Hispanic 8 (21.6) 5 (22.7) 3 (20.0)  
   Others 1 (2.7) 1 (4.6) 0 (0) 0.83
Gender     
   Male 21 (56.8) 12 (54.5) 9 (60)  
   Female 16 (43.2) 10 (45.5) 6 (40) 1.00
Maternal history of atopy* 22 (59.5) 14 (63.6) 8 (53.3) 0.53
Maternal smoking during pregnancy 2 (5.4) 1 (4.6) 1 (6.7) 1.00
NICU admission 1 (2.7) 0 (0) 1 (6.7) 0.41
  Mean (range)
Maternal age, years 33.3 (17.9–43.2) 31.9 (17.9–40.6) 35.3 (25.8–43.2) 0.08
Neonatal birth weight, kg 3.4 (2.2–4.4) 3.3 (2.2–4.3) 3.6 (3.0–4.4) 0.03
Neonatal gestational age, weeks 39.0 (36.0–41.0) 38.9 (36.0–41.0) 39.1 (37.0–41.0) 1.00
Neonatal birth length, cm 49.7 (44.0–53.0) 49.5 (44.0–53.0) 50.0 (46.0–53.0) 0.48
APGAR at 5 minutes 8.7 (1–10) 8.9 (8.0–10.0) 8.4 (1.0–10.0) 0.98
  1. *Atopy = doctor diagnosed asthma, eczema, hay fever, or allergies