Proteomic Study of HPV-Positive Head and Neck Cancers: Preliminary Results

Table 2

Clinical data of the 100 oral SCC patients.

Variables	Number of cases
Age (years)
Range	36–90
Mean	58
Sex
Male	82
Female	18
Anatomic site
Cheeks	4
Mouth floor	32
Tongue	36
Gums	8
Mandible	5
Palate	2
Retromolar trigone	2
Lips	2
Other	9
Grade (differentiation)
Well	30
Moderately	51
Poorly	19
TNM stage
T1-T2	72
T3-T4	28
N stage
N0	53
N1	12
N2	33
N3	2
Metastasis
M0	100
M1	0
Risk factors
Tobacco (90 cases)
Smoker	67
Nonsmoker	16
Former smoker	7
Alcohol (90 cases)
Drinker	58
Nondrinker	9
Former drinker	23
Histology
Bone infiltration	2
Perineural invasion	10
Positive node	19
Capsular evasion	11
Recurrence
Local	11
Ganglionic	6
Distant metastases	4