Table 1.

Significant tumor lesions detected colonoscopy (CS) and/or CCE.

Findings of polyps or tumors	First half of CCE	Second half of CCE	Total
Lesions
Polyps < 5 mm	20	14	34
≧5 mm	20	15	35
Early colon cancer (18 mm)	0	1	1
Advanced colon cancer (25 mm)	0	1	1
Pointed out only in CS
<5 mm	2	0	2
≧5 mm	2	1	3
Pointed out only in CCE
<5 mm	3	3	6
≧5 mm	2	1	3