Characteristic | Plastic cup “Kiwi” | Metal cup | p |
---|---|---|---|
Gestational age (wk) | 400/7 ± 11/7 | 395/7 ± 11/7 | .37 |
Sex ratio (male:female) | 17:13 (56.7:43.3) | 50:40 (55.6:44.4) | 1.00 |
Birth weight (g) | 3327 ± 440 | 3432 ± 408 | .34 |
Length (cm) | 49.9 ± 2.0 | 50.4 ± 1.9 | .38 |
Head circumference (cm) | 34.9 ± 1.3 | 35.1 ± 1.5 | .55 |
Arterial cord pH | 7.22 ± 0.06 | 7.25 ± 0.07 | .13 |
Apgar score 1 min | 8 (6–9) | 8 (8–9) | .17 |
Apgar score 5 min | 9 (8–9) | 9 (9–10) | .02 |
Apgar score 10 min | 10 (9–10) | 10 (9–10) | .78 |
Maternal epidural/spinal anaesthesia | 74 (83.2) | 23 (76.7) | .6 |