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Table 1 Clinicopathologic features of Squamous cell carcinoma head and neck (n = 144)

From: Immunohistochemical over expression of p53 in head and neck Squamous cell carcinoma: clinical and prognostic significance

Characteristic

Frequency

Percentage (%)

Age (years)a

51.28 ± 12.14

 

Age groups (years)

 ≤ 30

6

4.2

 31–50

72

50

 > 50

66

45.8

Gender

 Male

106

73.6

 Female

38

26.4

Histological subtypes

 Non-keratinizing

20

13.9

 Keratinizing

85

59

 Non-keratinizing with maturation

39

27.1

Histologic grade

 Grade-I

39

27.1

 Grade-II

89

61.8

 Grade-III

16

11.1

Location of tumor

 Oral cavity

96

66.7

 Lip

3

2.1

 Tongue

39

27.1

 Soft palate

6

4.2

 Tumor size (cm)a

3.26 ± 1.67

 

Tumor stage

 T1

35

24.3

 T2

72

50

 T3/T4

37

25.7

 Tumor depth (cm)a

1.14 ± 0.78

 

Depth of invasion (cm)

 < 2

121

84

 ≥ 2

23

16

Nodal stage

 N0

76

52.8

 N1

20

13.9

 N2a

0

0

 N2b

43

29.9

 N2c

4

2.8

 N3

1

0.7

Extra nodal extension

 Not present

109

75.7

 Present

35

24.3

Lymphovascular invasion

 Not present

142

98.6

 Present

2

1.4

Perineural invasion

 Not present

124

86.1

 Present

20

13.9

Radiation (n = 86)

 Yes

35

60.3

 No

23

39.7

Chemotherapy (n = 86)

 Yes

34

58.6

 No

24

41.4

Recurrence (n = 86)

 Yes

33

56.9

 No

25

43.1

History of pan (n = 57)

 Yes

34

59.6

 No

23

40.4

History of smoking (n = 57)

 Yes

4

7

 No

53

93

History of alcohol (n = 57)

 Yes

1

1.8

 No

56

98.2

  1. aMean ± SD