Table 2. 5-year survival rate in different SES groups (Gastric cancer with curative surgery, n = 3396).

	Age <65 years (n = 1498)			Age ≧65 years (n = 1898)
	n	Alive (%)	P value	n	Alive (%)	P value
Individual socioeconomic status.			<0.001			0.816
High	515	414(80.4)		59	37(62.7)
Moderate	509	373(73.3)		660	424(64.2)
Low	474	330(69.6)		1179	740(62.8)
Neighborhood socioeconomic status			0.417			0.479
Advantaged	907	683(75.3)		957	613(64.1)
Disadvantaged	591	434(73.4)		941	588(62.5)