Features of asphyxia | Full term | Preterm | ||||
---|---|---|---|---|---|---|
Total | PND | Total | PND | |||
Clinical | PM | at PM | Clinical | PM | at PM | |
One full term infant with prenatal damage had no asphyxia. | ||||||
PM, Total of 47 infants who died at 3 days or less of age. NNE, Neonatal encephalopathy. | ||||||
Single feature only | ||||||
Apgar ⩽ 5 at 5 min | 9 | 7 | 3 | 35 | 15 | 8 |
Cord pH < 7.1 | 0 | 0 | 0 | 1 | 0 | 0 |
1st pH < 7.1 | 1 | 1 | 1 | 8 | 5 | 2 |
NNE | 1 | 0 | 0 | 0 | 0 | 0 |
Two features | ||||||
Apgar and low pH | 7 | 5 | 1 | 9 | 3 | 2 |
Apgar and NNE | 2 | 0 | 0 | 1 | 0 | 0 |
Low pH and NNE | 0 | 0 | 0 | 1 | 0 | 0 |
Three features | ||||||
Low pH, low Apgar and NNE | 11 | 8 | 8 | 4 | 2 | 1 |
Total | 31 | 21 | 13 | 59 | 25 | 13 |