Table 1.

pT and pN categories of the tumours involved in the study^{4, 5}

	pN0	pN1	pN2	All
pT1	5	0	0	5
pT2	12	1	0	13
pT3	45	32	19	96
pT4	1	4	4	9
All	63	37	23	123

Tumours were not separated according to the presence or absence of distant metastases (M category).