Table 2.

Staging System.

Stage				Five-yearSurvival (%)*
0	Tis	N0	M0
IA	T1	pN0	M0	79
IB	T1	cN0	M0	60
IIA	T2/T3	pN0	M0	58
IIB	T2/T3	cN0	M0	49
IIC	T4	N0	M0	47
IIIA	Any T	N1a	M0	45
IIIB	Any T	N1b/N2	M0	30
IV	Any T	Any N	M1	18

* (Lemos).