Table 1.

Demographic and clinical information of all enrolled patients receiving docetaxel, oxaliplatin and S-1

Variable		Training cohort (n = 94)	Validation cohort (n = 34)
Age, yr		66.0 ± 7.0	65 ± 6.1
Gender
	Male	77	20
	Female	17	14
cT stage
	cT3	62	16
	cT4	32	18
cN stage
	cN0	8	3
	cN1	36	13
	cN2	40	14
	cN3	10	4
Siewert type
	II	39	18
	III	55	16
GTV (cm3)		50.8 ± 32.0	51.1 ± 36.0

GTV: Gross tumor volume.