TABLE 1.

Patients characteristics (n=40)

Characteristic	Esophageal cancer (n=14)	Gastric cancer (n=12)	Colon cancer (n=14)
Male to female ratio	10/4	8/4	6/8
Age (years, means±SD)	58±3.36	42±5.34	48±3.15
Performance status
0	3	1	2
1	6	6	6
2	5	5	6
Concurrent disease	2 hypertension	5 HBV; 1 HCV; 1 diabetes	1 cardiac arrhythmia; 1 hypertension