Table 1.

 Patient characteristics

Characteristics	Curative ope.		Palliative ope.	Total
	Rec+	Rec−
Age (years)
≥60	6	42	2	50
<60	5	43	2	50
Sex
Male	3	54	3	65
Female	8	31	1	35
Primary site
Colon	8	40	1	49
Rectum	3	45	3	51
Hist. type
Well diff.	8	59	3	70
Others	3	26	1	30
TNM stage
I	1	26	–	27
II	2	22	–	24
III	8	37	–	45
IV	–	–	4	4
Total	11	85	4	100

Hist. type, histology of primary tumor; Rec+, post‐operative recurrence (+); Rec−, post‐operative recurrence (−).