Table 3.

Multivariable ordinal logistic regression for the association between IVH grades and AKI stages; overall and stratified by GA (n = 710).

AKI stage	Crude OR	CI	(P value)	Adjusted OR	CI	(P value)
Overall ≤ 32 weeks	2.3	1.69–3.12	< 0.001*	1.92	1.34–2.76	< 0.001*
≤ 8 27weeks	2.26	1.36–3.77	0.002*	1.94	1.11–3.39	0.02*
28–32 weeks	2	1.3–3.07	0.001*	2.03	1.29–3.2	0.002*

Abbreviations: IVH intraventricular hemorrhage, AKI acute kidney injury, GA gestational age, OR odds ratio, CI confidence interval.

*Statistically significant at 5% level.

Bold values indicate all values less than 0.05 are significant.