Irradiation of the potential cancer stem cell niches in the adult brain improves progression-free survival of patients with malignant glioma

Table 2 Cox regression analysis of progression-free survival

Parameter	Risk Ratio	Lower CL	Upper CL	P	Variable Type
Tumor location	1.016	0.77	1.341	0.908	categorical
RPA Class	1.233	0.689	2.206	0.481	categorical
Tumor Resection	0.546	0.228	1.308	0.546	categorical
Periventricular Dose	0.735	0.567	0.951	0.019	continuous
Total Tumor Dose	0.794	.451	1.396	0.423	continuous

ISSN: 1471-2407