Table 2. Summary of response for tumours according to TS gene expression in patients treated with S-1 alone or S-1 combined with CPT-11.

	TS⩽2.61	TS>2.61
S-1 alone
No. of responding patients	7	1
No. of nonresponding patients	7	12
P-value			<0.05
	TS ⩽2.54	TS >2.54
S-1 plus CPT-11
No. of responding patients	5	8
No. of nonresponding patients	8	5
P-value			0.43