Table 4. Total proportion of recurrences or deaths of R0 patients, based on the IASLC/ITMIG TNM staging proposal.

Stage	Recurrences			Deaths
	%	N		%	N
I	4	32/858		2	14/874
T1aN0M0	4	28/792		1	11/808
T1bN0M0	6	4/66		5	3/66
II	14	6/43		2	1/44
IIIa	16	22/134		4	6/142
Total	6	60/1,035		2	21/1,060

R0, complete resection; IASLC, the International Association for the Study of Lung Cancer; ITMIG, the International Thymic Malignancies Interest Group.