Table 1.

Correlation between Slug, E-cadherin expression and PNI in 40 SACC specimens

Variables	PNI		p
	Yes	No
Slug
0-3	2	3	0.007**
4-5	8	4
6-7	22	1
E-cadherin
0-3	1	1	0.173
4-5	12	5
6-7	19	2
Total	32	8

^** p < 0.01.