Skip to main content

Table 2 Demographic data of enrolled neonates*

From: Arginine supplementation in prevention of necrotizing enterocolitis in the premature infant: an updated systematic review

  L-arginine group Placebo group
  Amin et al. N = 75 Polycarpou et al. N = 40 Amin et al. N = 77 Polycarpou et al. N = 43
Male sex, n (%) 46 (61) 17 (42.5) 43 (56) 19 (44.2)
Birth weight, g, mean 952 1168 955 1127
Gestational age, wk, mean 27.4 29.2 27.6 28.8
Caesarian section, n (%) ND 30 (75) ND 32 (74.4)
Vaginal delivery, n (%) ND 10 (25) ND 11 (25.6)
IUGR, n (%) 5 (7) 16 (40) 7 (9) 14 (32.6)
Maternal antibiotics during labor, n (%) 45 (60) 14 (35) 50 (65) 18 (42)
Breast milk, n (%) ND 7 (17.5) ND 5 (11.6)
Preterm formula, n (%) ND 33 (82.5) ND 38 (88.4)
Apgar score at 5 minutes, median 8 8 7 8
Antenatal steroids, n (%) 66 (88) 32 (80) 66 (86) 34 (79.1)
IVH at study entry grade <2 9 (12) ND 12 (16) ND
Postnatal steroids, n (%) 23 (31) ND 15 (19) ND
Hypotension after birth, n (%) 30(40) ND 24 (31) ND
Umbilical arterial cord pH, median 7.25 ND 7.27 ND
Umbilical arterial cord Base excess -4.3 ND -3.8 ND
Umbilical artery catheter, n (%) 50 (67) ND 57 (74) ND
  1. Values are presented as No. (%) unless otherwise indicated, *P-values = Non-significant.
  2. Abbreviations: IUGR Intrauterine growth restriction, IVH Intraventricular hemorrhage, ND No data.