Table 5.

Associations of the SII with delayed cerebral ischemia.

	Univariate analysis		Multivariate analysis
	OR (95% CI)	P -value	OR (95% CI)	P -value
SIIa	1.001 (1.001–1.002)	<0.001	1.001 (1.001–1.002)	<0.001
SIIb	28.672 (12.678–68.840)	<0.001	17.793 (6.948–45.564)	<0.001

Multivariate logistic regression analysis with adjustment for Hunt-Hess grade, modified Fisher grade, treatment methods, acute hydrocephalus, RBC, hemoglobin, WBC, lymphocyte %, and CRP.

^aSII as a continuous variable.

^bSII as a dichotomous variable.