Table 1.

Characteristics of the patients

Enrolled patients	119
Patients excluded for:
patient refusal	7
brain metastasis	2
patient death	12
Valuable patients	98
Mean age (years)	58
(range)	(25 – 77)
Sex (M/F)	62/36
Performance Status (WHO)
0–1	67
≥ 2	31
Primary tumor site:
colorectal cancer	98
Education
elementary school	24
lower school	24
upper school	28
degree	22
Marital status
married	69
single	10
separated	9
widow/widower	10