Table 2.

Life expectancy of patients with colon cancer depending on treatment offered and age at first detection

	Life expectancy from first detection onwards
	Age 27 y	Age 47 y	Age 67 y
Hemicolectomy overall*	31.6	20.6	10.5
Subtotal colectomy overall	33.9	21.6	10.8
Proctocolectomy overall	34.8	21.9	10.8
Hemicolectomy Dukes’ A	42.4	27.4	13.7
Subtotal colectomy Dukes’ A	45.8	28.9	14.1
Proctocolectomy Dukes’ A	47.1	29.4	14.2
Hemicolectomy Dukes’ B	29.1	19.0	9.8
Subtotal colectomy Dukes’ B	31.1	19.8	10.0
Proctocolectomy Dukes’ B	31.8	20.1	10.0
Hemicolectomy Dukes’ C	16.9	11.3	6.2
Subtotal colectomy Dukes’ C	17.6	11.6	6.2
Proctocolectomy Dukes’ C	18.0	11.7	6.2

*Overall takes into account a distribution of Dukes’ stages A, B, and C of 32%, 54%, and 14%, respectively.