Table 2.

Univariate and Multivariate Logistic Regression Analysis Results.

Characteristics	Univariate analysis			Multivariate analysis
	OR	95%CI	P value	OR	95%CI	P value
Age	0.98	0.96–1.01	0.264
BMI	1.05	0.98–1.13	0.141
Intubation	5.5	2.45–12.36	< 0.001	2.48	0.63–9.85	0.195
DM	0.58	0.23–1.52	0.269
Expand	6.5	2.34–18.06	< 0.001	12.92	2.39–69.79	0.003
GCS	0.67	0.59–0.76	< 0.001	0.77	0.63–0.93	0.008
Gender	0.89	0.41–1.92	0.768
Hp	0.55	0.23–1.31	0.176
Hydrocephalus	2.37	1.01–5.6	0.048	0.34	0.06–2.07	0.242
Surgery	8.95	2.56–31.35	0.001	2.78	0.39–19.78	0.307
Type	19.58	8.11–47.28	< 0.001	8.01	2.02–31.78	0.003
Volume	2.32	1.75–3.08	< 0.001	1.75	1.26–2.43	0.001