Table 1 Comparison of clinico-pathological parameters in HPV- DNA (group I) and HPV16+ DNA (group II) oral squamous cell carcinomas

Age at diagnosis, year

   < 53

(10)

4

(4)

1

   53-73

(54)

21

(70)

16

   > 73

(36)

14

(26)

6

Sex

   Female

(46)

18

(43)

10

   Male

(54)

21

(57)

13

Site of primary tumor

   Tongue

(46)

18

(48)

11

   Buccal Mucosa

(26)

10

(22)

5

   Alveolar Ridge Mucosa

(18)

7

(17)

4

   Palate

(10)

4

(13)

3

Tumor Histological Grade

   Well (G1)

(57)

22

(65)

15

   Moderate (G2)

(28)

11

(26)

6

   Poor (G3)

(15)

6

(9)

2

TNM Stage

   I

(64)

25

(22)

5

   II

(8)

3

(44)

10

   III

(13)

5

(30)

7

   IV

(15)

6

(4)

1

pT

   1

(64)

25

(22)

5

   2

(10)

4

(48)

11

   3

(10)

4

(26)

6

   4

(16)

6

(4)

1