Table 1 Characteristics of the study population (n = 16). Values expressed as n (%) or median (25th–75th%ile), as appropriate.

From: Trajectory of lung ultrasound scores in preterm infants at risk for bronchopulmonary dysplasia

Variable

 

Gestational age, weeks

29 (25.5, 30)

Birthweight (g)

1030 (786-1383)

Male sex

11 (68.8)

Small for gestational age <10th centile (Olsen 2010)

3 (18.8)

Maternal Race

 White

8 (50)

 Black

6 (37.5)

 Other

2 (12.5)

Maternal diabetes

3 (18.8)

Pre-eclampsia

4 (25)

Maternal fever

1 (6.3)

Vaginal delivery

6 (37.5)

Antenatal steroids (2 doses, >48 h prior to delivery)

11 (68.8)

Surfactant administration

9 (56.3)

Postnatal steroids

3 (18.8)