Table 2.

Postoperative mortality for octogenarians and nonagenarians with colorectal or stomach cancer.

Type of cancer	80–84 years		85–89 years		90+ years
	n	POM (%)	n	POM (%)	n	POM (%)	p-value
Colorectal	1731	8	837	13	197	20	<0.001
Stomach	293	11	99	20	32	44	<0.001