Table 1 Patient demographics

Infants

n

28

22

13

Gestational age (weeks)

34.8 ± 1.4

34.2 ± 2.2

37.2 ± 3.1

Birthweight (gram)

2309 ± 456

2406 ± 588

3111 ± 863

Vaginal birth

13 (46.4%)

15 (68.2%)

6 (46.2%)

Male

13 (46.4%)

13 (59.1%)

8 (61.5%)

Preterm

24 (85.7%)

19 (86.4%)

7 (53.8%)

Twin

11 (39.3%)

5 (22.7%)

2 (15.4%)

AB treatment (days)

0

2.2 ± 0.5

7.5 ± 2.2

CPAP

5 (17.9%)

10 (45.5%)

0 (0%)

Food intolerant

0 (0%)

0 (0%)

1 (7.7%)

TPN

2 (7.1%)

0 (0%)

1 (7.7%)

Days until FEF

7.0 ± 1.0

7.2 ± 1.3

7.6 ± 0.9

HM > 50% throughout 6 PNW

19 (67.9%)

15 (68.2%)

7 (53.8%)

% HM throughout 6 PNW

68 ± 27

71 ± 34

63 ± 32

Cause of infection:

Proven sepsis

3 (23.1%)

Clinical sepsis

6 (46.2%)

Pneumonia

3 (23.1%)

Meningitis

1 (7.7%)

Causative pathogen:

Group B Streptococcus

4 (30.8%)

Escherichia coli

1 (7.7%)

Unknown

8 (61.5%)

Mothers

Preeclampsia

5 (17.9%)

3 (13.6%)

2 (15.4%)

PROM

5 (17.9%)

5 (22.7%)

6 (46.2%)

AB around birth

19 (67.9%)

15 (68.2%)

9 (69.2%)

AB > 48 h after birth

2 (7.1%)

3 (13.6%)

4 (30.8%)