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. Author manuscript; available in PMC: 2016 Mar 1.

Published in final edited form as: Arch Dis Child Fetal Neonatal Ed. 2014 Nov 25;100(2):F145–F149. doi: 10.1136/archdischild-2014-306802

Table 2.

Adjusted results for PaCO₂ variables in relation to outcome of BPD/death

PaCO₂ Variable		Adjusted Odds Ratio (95% CI)	p-value
Max PaCO₂ (per 10 mm Hg)		1.27 (1.12–1.44)	0.0002
PaCO₂ Category:		Higher SpO₂ Target
Hypocapnic		0.78 (0.48–1.3)	0.34
Hypercapnic		1.24 (0.67–2.29)	0.49
Fluctuator		3.28 (1.1–9.79)	0.03
Normocapnic		REFERENCE	-
Lower SpO₂ Target
Hypocapnic		1.07 (0.64–1.79)	0.79
Hypercapnic		1.71 (0.95–3.07)	0.07
Fluctuator		0.62 (0.23–1.69)	0.35
Normocapnic		REFERENCE	-
Average PaCO₂ (per 10 mm Hg)		1.65(1.24–2.21)	0.0007

^**

interaction term for PaCO₂ category × treatment group (Higher or Lower SpO₂) was significant for Fluctuators