Table 4 Attributes selected for various target outcomes by weka.

From: Machine learning to predict late respiratory support in preterm infants: a retrospective cohort study

Target outcomes

Selected attributes

No BPD

Birth weight, gestational age, intubation*, early sepsis**, surfactant***

No BPD or Gr1 BPD

Birth weight, gestational age, intubation*, early sepsis**, Respiratory distress syndrome, surfactant***

Gr3 BPD or death before 36 w PMA

Birth weight, gestational age, sex, intubation*, early sepsis**, surfactant***

Death before 36 w PMA

Birth weight, gestational age, the first-minute apgar score, intubation*, epinephrine*, early sepsis**, surfactant***

Overall mortality

Birth weight, gestational age, the fifth-minute apgar score, intubation*, epinephrine*, early sepsis**, surfactant***

  1. BPD Bronchopulmonary dysplasia; Gr Grade; PMA Postmenstrual age.
  2. *Had received intubation or epinephrine administration during neonatal resuscitation in the delivery or operation room.
  3. **A positive culture report from a blood sample and/or a cerebrospinal fluid sample obtained on day 1, 2, or 3 of life.
  4. ***Exogenous surfactant administrated at any time and through any pathway.
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