No of babies | 24 | 20 |
Sex (% male) | 54.2 | 70.0 |
Gestational age (weeks) | 39 (35–42) | 37 (28–41)* |
Birth weight (g) | 3000 (900–4200) | 2500 (900–3400)** |
Age at time of study (weeks) | 6.0 (1–26) | 6.5 (1–12) |
Weight at time of study (kg) | 3.8 (1.8–5.7) | 3.2 (1.7–5.0) |
No. less than 10th centile for weight | 15 (56%) | 16 (80%) |
Serum bilirubin (normal, 3–20 μmol/l) | 136 (46–438) | 153 (36–288) |
Aspartate aminotransferase (10–50 IU/l) | 140 (32–1768) | 168 (23–558) |
Alkaline phosphatase (30–150 IU/l) | 484 (213–893) | 602 (214–1853) |
γ Glutamyl transferase (5–55 IU/l) | 175 (30–1073) | 298 (15–1830) |
International normalised ratio (0.7–1.2) | 0.90 (0.76–1.17) | 0.90 (0.74–1.08) |