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Table 1: Characteristics of the study population
Variable Value
Age (mean) (yr) 62.9 ± 12.3 
Sex (male/female) 31:9
Tumor location 
 Oral tongue 11
 Tonsil 11
 Floor of mouth 6
 Palate 4
 Base of tongue 4
 Gingiva 3
 Buccal mucosa 1
Histopathologic type 
 Squamous cell carcinoma 32
 Malignant lymphoma 3
 Clear cell carcinoma 2
 Adenocarcinoma 1
 Adenosquamous cell carcinoma 1
 Mucoepidermoid carcinoma 1

Variable	Value
Age (mean) (yr)	62.9 ± 12.3
Sex (male/female)	31:9
Tumor location
Oral tongue	11
Tonsil	11
Floor of mouth	6
Palate	4
Base of tongue	4
Gingiva	3
Buccal mucosa	1
Histopathologic type
Squamous cell carcinoma	32
Malignant lymphoma	3
Clear cell carcinoma	2
Adenocarcinoma	1
Adenosquamous cell carcinoma	1
Mucoepidermoid carcinoma	1