Table 2 Case notes review—infant data

Total number of infants (N)

n = 74

n = 16

n = 102

n = 44

 Livebirths

72 (97.3)

15 (93.8)

99 (97.1)

41 (93.2)

 Antepartum stillbirths

2 (2.7)

1 (6.3)

2 (2.0)

2 (4.5)

 Intrapartum stillbirths

0

0

1 (1.0)

1 (2.3)

 Neonatal deaths (% of livebirths)

2 (2.7)

1 (6.7)

2 (2.0)

1 (2.4)

 No birth outcome reported

0

0

0

0

Mode of delivery:

 Spontaneous vaginal delivery

32 (43.2)

3 (18.75)

44 (43.1)

12 (27.2)

 Assisted vaginal delivery

1 (1.4)

0

5 (4.0)

0

 Caesarean section

41 (55.4)

13 (81.3)

52 (51.0)

32 (72.7)

 Not documented

0

0

1 (1.0)

0

Median (IQR) gestation at delivery (days)

249 (243–252)

251 (245–255)

269 (266–280)

272 (266–282)

Median (IQR) birthweight (kg)

2.2 (1.9–2.7)

1.9 (1.8–2.3)

2.8 (2.3–3.3)

2.7 (2.5–3.0)

 Median (IQR) birthweight centile*

16 (5–73)

5 (2–17)

18 (3–49)

11 (4–24)

 Small for gestational age (birthweight < 10^th centile)

28 (38.3)

10 (62.5)

37 (36.3)

22 (50.0)

Admission to neonatal unit N (% livebirths)

37 (50.0)

13 (86.7)

32 (32.3)

17 (41.5)

Primary indication for neonatal unit admission N (% livebirths):

n = 72

n = 15

n = 99

n = 41

 Prematurity

13 (18.1)

0

3 (3.0)

0

 Low birthweight

3 (4.2)

3 (20.0)

1 (1.0)

1 (2.4)

 Respiratory distress

3 (4.2)

5 (33.3)

1 (1.0)

4 (9.8)

 Birth Asphyxia/Cyanosis

5 (6.9)

0

7 (7.1)

2 (4.9)

 Jaundice

0

5 (33.3)

0

8 (19.5)

 Other

0

0

1 (1.0)

2 (4.8)

 No clinical indication (healthy lodger)

7 (9.7)

0

14 (14.1)

0

 Not documented

6 (8.3)

0

5 (5.1)

0

Respiratory support required (and type):

9 (12.5)

5 (33.3)

5 (5.1)

8 (19.5)

 Oxygen

4 (5.6)

2 (13.3)

4 (4.0)

5 (12.1)

 Continuous positive airway pressure

5 (6.9)

2 (13.3)

1 (1.0)

1 (2.4)

 Intubation and ventilation

0

1 (6.7)

0

2 (4.9)

Antibiotics given (and indication):

9 (12.5)

3 (20.0)

6 (6.1)

6 (14.6)

 Presumed sepsis

8 (11.1)

1 (6.7)

5 (5.1)

5 (12.2)

 Prematurity

1 (1.2)

0

0

0

 Confirmed infection

0

2 (13.3.)

1 (1.0)

1 (2.4)

Additional clinical outcomes:

 Neonatal hypoglycaemia

0

2 (13.3)

2 (2.0)

3 (7.3)

 Neonatal seizures

0

1 (6.7)

0

2 (4.9)

 Nasogastric feeding required

4 (5.6)

6 (40.0)

1 (1.0)

13 (31.7)

 Hypoxic ischaemic encephalopathy

0

5 (33.3)

1 (1.0)

6 (14.6)

 Necrotising enterocolitis

0

0

0

0

Outcome of NICU admission N (% admissions)

n = 37

n = 13

n = 32

n = 17

 Discharged alive

28 (75.7)

12 (92.3)

30 (93.8)

13 (76.5)

 Died

2 (5.4)

1 (7.7)

2 (6.3)

1 (5.9)

 No outcome recorded

7 (18.9)

0

0

1 (5.9)

 Left against medical advice

0

0

0

2 (5.9)

Hospital length of stay

 Median (IQR) length of stay (days)

4 (2–7)

6 (1–7)

3 (2–5)

6 (4–8)