Table 1 Correlation and clinicopathological characteristics

Age

  < 66

52

30

 ≧66

89

12

0.0001*

Sex

 Male

77

26

 Female

64

16

0.48

cT

 cT1 + cT2

97

25

 cT3 + cT4

44

17

0.01*

cN

 cN0

104

26

 cN1 + cN2 + cN3

37

16

0.1

Treatment

 Surgery only

85

33

 Surgery + RT/CRT

26

5

 SSIACRT

30

4

0.1

Location

 Tongue

51

19

 Mandibular gingiva

35

8

 Maxillary gingiva

24

3

 FOM

18

5

 Buccal cheek mucosa

10

4

 Hard palate

3

2

 Lip

1

Relapse

 Loco-regional relapse

33

3

 Distant relapse

11

2

 None

97

37

0.0163*

Survival status

 Alive

101

39

 Dead

40

3

0.0034*