Table 3. Multivariate analysis of factors associated with overall survival.

Factors	No. of patients	Hazard Ratio (95% CI)	P
ERCC1 mRNA
Low ⩽0.47	61	1 (ref.)
High >0.47	15	9.4 (4.1–21.7)	<0.0001
Initial staging
III	37	1 (ref.)
IV	39	1.6 (0.9–2.9)	0.08
ECOG PS
0–1	62	1 (ref.)
2	14	1.8 (0.9–3.3)	0.07
No.of sites involved
0–1	49	1 (ref.)
⩾2	27	1.9 (1.1–3.3)	0.03
Site of tumour
Whole stomach	6	1 (ref.)
Proximal stomach	28	4.4 (1.3–14.5)	0.02
Distal stomach	42	3.8 (1.1–16.6)	0.04