Table 1 Perinatal characteristics in preterm and term newborns
Parameters | Preterm (n = 50) | Term (n = 50) |
|---|---|---|
Maternal Age (y) | 31 (3) | 32 (2) |
Mode of delivery, n (%) | ||
Caesarean | 10 (20) | 5 (10) |
Vaginal | 40 (80) | 45 (90) |
Gender (male/female) | 27/23 | 26/24 |
BW (g) | 2615 (377) | 3390 (312)* |
GA (wks) | 35 (1) | 40 (2)* |
Apgar score > 7 n (%) | ||
At 1 min | 50 (100) | 50 (100) |
At 5 min | 50 (100) | 50 (100) |
SaO2 (%) | 95 ± 3 | 96 ± 2 |
Laboratory parameters | ||
RBC (106/mm3) | 3.87 ± 0.2 | 3.95 ± 0.03 |
Hb (g/dL) | 13.3 ± 0.02 | 13.5 ± 0.01 |
Ht (%) | 40.1 ± 0.04 | 40.5 ± 0.02 |
Venous blood pH | 7.32 ± 0.01 | 7.35 ± 0.06 |
pCO2 (mmHg) | 42.6 ± 1.5 | 41.3 ± 1.5 |
pO2 (mmHg) | 43.1 ± 1.8 | 45.2 ± 0.7 |
Base excess | − 0.4 ± 0.1 | −0.3 ± 0.9 |
Na+ (mmol/L) | 137 ± 0.3 | 139 ± 0.4 |
K+ (mmol/L) | 4.0 ± 0.1 | 4.2 ± 0.1 |
Ca++ (mmol/L) | 1.15 ± 0.02 | 1.13 ± 0.01 |
Prechtl score (normal/total) | ||
Normal | 50 (50) | 50 (50) |
Suspect | 0 (50) | 0 (50) |
Abnormal | 0 (50) | 0 (50) |
Cerebral ultrasound (normal/total) | 50 (50) | 50 (50) |