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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: Arch Dis Child Fetal Neonatal Ed. 2017 Oct 7;103(5):F446–F454. doi: 10.1136/archdischild-2016-312366

Table 4.

Adjusted regression analysis of factors associated with death, severe (≥grade 3) intraventricular haemorrhage and bronchopulmonary dysplasia

Factor
 Died
 IVH >grade 3
 BPD
OR 95% CI p Value OR 95% CI p Value OR 95% CI p Value
Gestation 0.65 0.49 to 0.86 0.02** 0.70 0.52 to 0.93 0.01** 0.77 0.64 to 0.94 0.01*
Birth weight 0.99 0.99 to 1.00   0.03** 0.99 0.99 to 1.00   0.62 0.99 0.99 to 0.99 <0.001*
Male gender 1.07 0.55 to 2.07   0.84 1.29 0.69 to 2.42   0.42 2.39 1.46 to 3.90   0.001*
5 min SpO2 <80% 1.57 0.74 to 3.34   0.24 2.04 1.01 to 4.11   0.04** 1.55 0.93 to 2.57   0.09
5 min HR <100 4.57 1.62 to 13.98   0.005* 0.69 0.14 to 3.29   0.9 0.88 0.19 to 4.08   0.87
Starting FiO2 0.67 0.34 to 1.33   0.26 1.23 0.65 to 2.31   0.53 1.11 0.68 to 1.81   0.67
Model 0.09 <0.001* 0.10 <0.001* 0.35 <0.001*

Data are expressed as adjusted OR, 95% CI.

*

p<0.001.

**

p<0.05.

BPD, bronchopulmonary dysplasia; bpm, beats per minute; FiO2, fractional inspired oxygen; HR, heart rate; IVH, intraventricular haemorrhage; SpO2, pulse oximetry.