Table 1.

Clinical and pathologic characteristics of patient populations

Category	Subcategory	Normal	ACC
Patients, n		13	18
Age, yr, median (range)		54 (29–81)	47 (26–68)
Sex, n (%)	Male	10 (76.9%)	9 (50%)
	Female	3 (23.1%)	9 (50%)
Smoking status, n (%)	Never	6 (46.2%)	7 (38.9%)
	Former	4 (30.8%)	5 (27.8%)
	Current	3 (23.1%)	5 (27.8%)
	Unknown	0 (0%)	1 (5.6%)
Tumor location, n (%)	Parotid	-	4 (22.2%)
	Submandibular	-	5 (27.8%)
	Minor	-	9 (50%)
Stage, n (%)	I	-	6 (33.3%)
	II	-	3 (16.7%)
	III	-	2 (11.1%)
	IV	-	4 (22.2%)
	Unknown	-	3 (16.7%)
Perineural invasion, n (%)	Yes	-	6 (33.3%)
	No	-	6 (33.3%)
	Unknown	-	6 (33.3%)
Local recurrence, n (%)	Yes	-	6 (33.3%)
	No	-	11 (61.1%)
	Unknown	-	1 (5.6%)
Metastasis, n (%)	Yes		4 (22.2%)

ACC - Adenoid Cystic Carcinoma