Table 3.

Associations between the expression of genes and the presence of LNM and PNI

		PNI			LNM
		Positive	Negative		Positive	Negative
Variables	NO.of patients	n = 83	n = 79	P-value	n = 65	n = 97	P-value
c-Myc
high-expression	127	73	54	P = .002	46	81	NS
low-expression	35	10	25		19	16
Fas
high-expression	14	3	11	P = .033	3	11	NS
low-expression	148	80	68		62	86

LNM: Lymph node metastasis; PNI: perineural invasion; NS: not significant