Table 4.

Histopathological characteristics of the resected tumour specimens.

		<70 years (n = 160)	≥70 years (n = 46)	P value
Tumour type	ACC	152	45	0.68
	SCC	8	1
Tumour differentiation	Well/moderate	89	21	0.3
	Poor	71	25
T stage	0, 1	62	20	0.68
	2, 3, 4	98	26
N stage	Negative	53	14	0.87
	Positive	107	32
CRM	No	115	35	0.71
	Yes	45	11
Resection Margins	No	133	37	0.84
	Yes	27	9

ACC: adenocarcinoma, SCC: squamous cell carcinoma, CRM: circumferential resection margin.