Table 2.

Treatment details

Radiation [1 dose/ fr]	Total dose/ fr	Number of patients (%) (n = 80)
[2.25Gy/ fr]	67.5Gy/ 30fr (RT alone)	14 (18)
	63Gy/ 28fr (RT alone)	36 (45)
	56.25Gy/ 25fr (CCRT with S-1)	1 (1)
[2Gy/ fr]	60Gy/ 30fr (CCRT with S-1)	21 (26)
	66Gy/ 33fr (CCRT with CDDP)	3 (4)
	70Gy/ 35fr (CCRT with CDDP or RT alone)	5 (6)
Chemotherapy	Types of chemotherapy	Number of patients (%) (n = 29)
	S-1	22 (76)
	CDDP	6 (21)
	UFT	1 (3)

fr: fraction

RT: radiation therapy

CCRT: concurrent chemoradiotherapy

CDDP: cisplatin

UFT: tegafur and uracil