Table 2.

Overview of uni- and multivariate analyses of potential risk factors for the development of CH.

	Univariate		Multivariate
	OR (CI)	p	OR (CI)	p
WHO grade 3	5.6 (1.6–19.1)	0.0060	7.5 (2.2–38.2)	0.00468
IDH mutation	3.6 (0.5–28.0)	0.2260
1p/19q codeletion	1.5 (0.5–4.5)	0.4500
Frontal tumor	1.6 (0.7–3.9)	0.2890
Temporal tumor	0.6 (0.2–1.7)	0.3124
Infratentorial tumor	3.8 (1.3–11.1)	0.0160	6.6 (1.8–22.5)	0.00300
>1 Tumor resection	1.0 (0.4–2.3)	0.9490
Rebleeding	3.8 (1.3–11.1)	0.0160	5.0 (1.4–16.5)	0.00984
Ventriculitis	4.9 (2.1–12.1)	0.0005	4.1 (1.5–11.0)	0.00463
Ventricular opening	4.7 (1.1–20.3)	0.0390	3.0 (0.8–19.6)	0.15499
CSF Leak	2.3 (0.7–7.2)	0.1600

Bold numbers indicate statistically significant risk factors.