Table 4 Univariate predictors of survival in patients with BM from CRC
Variables | Number | Median (months) | χ2 | P |
|---|---|---|---|---|
Age | ||||
<60 | 50 | 14 | 3.626 | 0.06 |
≥60 | 43 | 9 | ||
Gender | ||||
Male | 57 | 9 | 1.124 | 0.29 |
Female | 36 | 11 | ||
KPS | ||||
≥70 | 33 | 13 | 2.168 | 0.14 |
<70 | 60 | 9 | ||
Number of BM | ||||
Solitary | 37 | 10 | 11.395 | <0.01 |
Multiple | 56 | 6 | ||
Greatest tumor dimension, cm | ||||
>3 cm | 58 | 10 | 0.117 | 0.73 |
≤3 cm | 35 | 9 | ||
Location of BM | ||||
Supratentorial | 46 | 15 | 4.685 | 0.20 |
Infratentorial | 26 | 11 | ||
Supratentorial + Infratentorial | 20 | 12 | ||
Others | 1 | 9 | ||
Extracranial metastasis | ||||
Yes | 57 | 7 | 19.211 | <0.01 |
No | 36 | 13 | ||
First treatment | ||||
Surgery | 55 | 15 | 38.206 | <0.01 |
SRS | 22 | 10 | ||
WBRT | 16 | 6 | ||