Variables | Odds ratio (95% CI) | p Value |
---|---|---|
Variables predicting neonatal death | ||
5 min Apgar score of zero | 13.6 (3.0 to 60.6) | 0.001 |
10 min Apgar score of zero | 32.6 (6.4 to 166.5) | <0.001 |
1st blood gas pH of <6.7 within 60 min | 5.6 (1.3 to 24.1) | 0.031 |
1st blood gas base deficit of >18.5 mmol/l within 60 min | 3.5 (0.7 to 17.6) | 0.175 |
1st blood gas base deficit of >22 mmol/l within 60 min | 5.3 (1.2 to 22.2) | 0.029 |
Presence of clinical seizure before start of cooling | 2.0 (0.5 to 7.7) | 0.331 |
Flaccidity | 1.2 (0.3 to 5.2) | 1.000 |
Decerebrate posturing | 1.3 (0.3 to 5.8) | 0.703 |
Absent spontaneous activity | 5.3 (1.2 to 22.2) | 0.029 |
Absent or weak suck/gag reflexes | 1.2 (1.1 to 1.3) | 0.203 |
Abruption | 1.7 (0.4 to 7.4) | 0.435 |
Cord accident or/and ruptured uterus | 2.2 (0.5 to 9.9) | 0.371 |
MSAF with fetal bradycardia | 0.4 (0.1 to 2.1) | 0.483 |
Variables predicting death during follow-up to at least 9 months | ||
5 min Apgar score of zero | 15.7 (4.0 to 61.9) | <0.001 |
10 min Apgar score of zero | 51.7 (9.9 to 269.5) | <0.001 |
1st blood gas pH of <6.7 within 60 min | 5.8 (1.5 to 22.7) | 0.017 |
1st blood gas base deficit of >18.5 within 60 min | 1.9 (0.5 to 6.7) | 0.375 |
1st blood gas base deficit of >22 within 60 min | 3.6 (1.1 to 12.3) | 0.035 |
Presence of clinical seizure before start of cooling | 2.2 (0.7 to 7.5) | 0.232 |
Flaccidity | 1.2 (0.3 to 4.3) | 1.000 |
Decerebrate posturing | 1.4 (0.4 to 5.2) | 0.727 |
Absent spontaneous activity | 5.5 (1.5 to 19.7) | 0.010 |
Absent or weak suck/gag reflexes | 1.2 (1.1 to 1.4) | 0.114 |
Abruption | 1.1 (0.3 to 4.6) | 1.000 |
Cord accident or/and ruptured uterus | 1.5 (0.3 to 6.2) | 0.692 |
MSAF with fetal bradycardia | 0.5 (0.1 to 1.9) | 0.366 |
HIE, hypoxic-ischaemic encephalopathy; MSAF, meconium stained amniotic fluid.