Table 1 Basic patients’ characteristics
Variable | |
|---|---|
Gestational age (weeks), mean ±SD | 27.3 ±2.4 |
Gestational age categories | |
22 – 25 weeks | 14 (20%) |
26 – 28 weeks | 34 (49%) |
29 – 32 weeks | 22 (31%) |
Birth weight (g), mean ±SD | 1037 ±270 |
Male | 39 (56%) |
Cesarean section | 47 (67%) |
Prenatal steroids | 42 (60%) |
Time from birth to first scan (hours) | |
Median, IQR | 10.7 (7.5 – 15.5) |
Range | 2.8 – 22.4 |
Respiratory support at first scan | |
None | 6 (9%) |
Oxygen nasal cannula (low flow) | 1 (1%) |
nCPAP | 29 (41%) |
IPPV | 34 (49%) |
Oxygenation status at first scan | |
PaO2 (kPa) | 7.6 (6.2 – 9.5) |
FiO2 | 0.26 (0.21 – 0.40) |
SpO2 (%) | 95 (94 – 98) |
Treatment with surfactant | 51 (73%) |
Comorbidity | |
Persistent ductus arteriosus | 35 (50%) |
Atrial septum defect | 8 (11%) |
Pneumonia | 18 (26%) |
Oxygen dependency at 36 weeks PMA | 38 (54%) |