Table 1. Patient characteristics.

	<75 years (n=23)	⩾75 years (n=21)	Total (n=44)
Age
Median (range)	70 (58–74)	78 (75–89)	74 (58–89)
Gender
Male/female	7/16	11/10	18/26
Performance status (ECOG)
0/1/2	8/13/2	8/13/0	16/26/2
Stage
III/IV	5/18	7/14	12/32
Histology
Adenoca/others	17/6	15/6	32/12
Previous treatment
None	11	11	22
HPTa	6	8	14
Operation	5	2	7
Radiotherapy	1	0	1

^aHypotonic cisplatin treatment.

ECOG=Eastern Cooperative Oncology Group.