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Table 2 Clinical characteristics for the 12 subjects enrolled in the study

From: Prospective assessment of the gastroesophageal microbiome in VLBW neonates

Summary of demographic and clinical data
Prenatal characteristics n = 12 infants
Gestational age in weeks 29.2 ± 0.7* (24–32)
Birth weight in grams 1140 ± 72* (580–1390)
Male sex 8 (67%)
Cesarean section 10 (83%)
Maternal antenatal steroids 12 (100%)
Maternal antenatal antibiotics 6 (50%)
Maternal chorioamnionitis 2 (17%)
Prolonged rupture of membranes 4 (33%)
Postnatal characteristics  
RDS requiring intubation/surfactant 9 (75%)
RDS requiring CPAP - high flow nasal cannula 3 (25%)
Umbilical artery or vein catheterization 11 (92%)
PICC line placement 12 (100%)
Antacid use (famotidine) 6 (50%)
Antibiotics in first 48 hrs 11 (92%)
Positive blood culture (late onset sepsis) 1
Positive tracheal culture 3 (25%)
  1. *Mean ± SEM.