Table 5. Univariant analysis of prognostic factors in oral cancer.

Parameter	Group	2-year survival (week)	P-value
T stage	T1-2/T3-4	73/22	0.101
N stage	N0-1/N2-3	80/22	<0.001
Overall stage	I–II/III–IV	86/51	0.008
Tumour depth(mm)	⩽10/>10	84/48	0.002
LN ECS	No/yes	79/19	<0.001
EGFR overexpression	(−)/(+)	88/45	0.001
Her-2 overexpression	(−)/(+)	64/62	0.928