Table 6. Comparison of numbers of CD68-posirive macrophages.

	Oral floor	Lip	Conjunctiva	Anus	Penis
Oral floor	-	-	-	*	*
Lip	-	-	-	*	*
Conjunctiva	-	-	-	*	*
Anus	*	*	*	-	-
Penis	*	*	*	-	-

^*P<0.05 was considered to be the level of statistical significance.