Table 2.
Baseline characteristics of the study population.
| Variable | HMF Group (n = 96) | BMF Group (n = 96) | p-Value |
|---|---|---|---|
| Median (IQR) | Median (IQR) | ||
| Gestational age (weeks + days) | 26+1 (24+6, 27+1) | 25+6 (24+5, 27+3) | n.s. |
| Birth weight (g) | 752 (659, 893) | 773 (650, 890) | n.s. |
| Birth weight (zscore) | −0.3 (−1.1, 0.3) | −0.4 (−1.2, 0.2) | n.s. |
| Birth length (cm) | 32.8 (30.9, 34.5) | 33.0 (31.0, 35.0) | n.s. |
| Birth length (zscore) | −0.6 (−1.4, 0.0) | −0.5 (−1.4, 0.1) | n.s. |
| Birth head circumference (cm) | 23.5 (22.3, 24.5) | 23.5 (22.5, 24.5) | n.s. |
| Birth head circumference (zscore) | −0.3 (−1.1, 0.3) | −0.2 (−1.1, 0.3) | n.s. |
| Apgar-Score 5 min | 8 (8, 9) | 8 (8, 9) | n.s. |
| Apgar-Score 10 min | 9 (9, 9) | 9 (9, 9) | n.s. |
| Arterial umbilical cord pH | 7.3 (7.2, 7.3) | 7.3 (7.2, 7.4) | n.s. |
| n (%) | n (%) | ||
| Small for gestational age | 21 (22%) | 15 (16%) | n.s. |
| Male | 45 (47%) | 42 (44%) | n.s. |
| Multiple births | 24 (25%) | 36 (38%) | n.s. |
| Sectio caesearea | 80 (83%) | 82 (85%) | n.s. |
| Lung maturation | 89 (93%) | 90 (94%) | n.s. |
| Lung maturation complete | 71 (74%) | 69 (72%) | n.s. |
| Premature rupture of membranes | 38 (40%) | 22 (23%) | <0.05 |
| Preeclampsia/Eclampsia | 11 (11%) | 9 (9%) | n.s. |
HM = human milk, HMF = human milk-based fortifier, BMF = bovine based human milk fortifier, IQR = interquartile range; Mann-Whitney U test, Chi-Squared test (or Fishers Exact test) as appropriate.