Table 2 Neonatal and maternal characteristics

  Mother’s age at delivery (%)

    19–24

38

18.9

    25–30

91

45.3

    31–36

72

35.8

  Parity (%)

    0

146

72.6

    1

41

20.4

    2 or more

14

7.0

    Pregnancy-related complications (%)

61

30.4

    Non-pregnancy-related complications (%)

40

19.9

  Girls (%)

102

50.7

  Gestational age at birth (weeks) (median, IQR)

201

36.0 (35.0 – 36.6)

  Early preterm, <34 weeks (%)

28

13.9

  Late preterm, ≥34 weeks and <37 weeks (%)

173

86.1

  Birthweight (g)^a (mean ± SD)^a

200

2452 (±519)

  Head circumference (cm)^a (mean ± SD)^a

193

31.7 (±1.8)

  Length (cm)^a (mean ± SD)^a

191

45.6 (±2.7)

  Apgar at 5 min (mean ± SD)^a

200

9.2 (±0.9)

  Days until hospital discharge (median, IQR)

201

4.0 (2.0 – 8.0)

  Intensive/special care unit admission > 1 day (%)

82

40.7

  Tube feeding or parenteral nutrition (%)

44

21.9

  Hyperbilirubinemia (%)

46

22.9

  Respiratory distress syndrome (%)

21

10.4

  No oral feeds for >24 h but <7 days (%)

24

11.9

  Transient tachypnea of the newborn (%)

30

14.9

  Hypoglycemia (%)

16

8.0

  Apnea of prematurity (%)

14

7.0

  Anaemia requiring transfusion (%)

2

1.0

  Patent ductus arteriosus requiring pharmacological treatment (%)

4

2.0

  Hypotension requiring inotropic treatment or steroids (%)

3

1.5

  Bronchopulmonary dysplasia (%)^b

1

0.5

  Other infection (%)

2

1.0

  Meconium aspiration with respiratory distress (%)

1

0.5

  Intraventricular hemorrhage grade I-II (%)

2

1.0

  Retinopathy of prematurity (%)

1

0.5

  Pneumonia/Bronchiolitis (%)

5

2.5

  Stoppage of enteral feeding for >3 consecutive days (%)

2

1.0