Table 1. ST3Gal I and ST6Gal I immunoexpression in cutaneous epithelial lesions.

	ST3Gal I (%)			ST6Gal I (%)
	(+)	(−)	P	(+)	(−)	P
Actinic keratosis	53	47		40	60
Keratoacanthoma	78	22	0.0239*	67	33	0.0008*
Basal cell carcinoma	32	68		7	93
Squamous cell carcinoma	73	27	0.0096**	41	59	0.0061**

^*Fisher's exact test (keratoacanthoma vs basal cell carcinoma);

^**Fisher's exact test (basal cell carcinoma vs squamous cell carcinoma).