Limited recurrence distance of glioblastoma under modern radiotherapy era

BMC Cancer

Table 1 Characteristics of 68 patients with glioblastoma

Characteristics	Patient number	Local recurrence	Distant recurrence	χ2	P
Sex
Male	41	32	9	3.859	0.049^*
Female	27	15	12
Age
≤ 45y	27	15	12	3.859	0.049^*
>45y	41	32	9
KPS
≥ 90	39	26	13	0.257	0.612
<90	29	21	8
Tumor
Unifocal	59	40	19	0.047	0.829
Multifocal	9	7	2
Extension of resection
Subtotal	33	24	9	0.391	0.532
Total	35	23	12
Chemotherapy
No	10	7	3	0	1
Yes	58	40	18
SVZ involvement
Yes	45	30	15	0.374	0.541
No	23	17	6
Peritumoral edema
>1.8 cm	41	35	6	12.771	0.00^*
≤ 1.8 cm	27	12	15
Tumor volume
>41cm³	34	27	7	3.376	0.066
≤ 41 cm³	34	20	14
Time from surgery to radiotherapy
<40D	48	35	13	1.103	0.294
≥ 40D	20	12	8

ISSN: 1471-2407