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Table 1 Summary of patient demographic information by p16 status

From: HPV Status and second primary tumours in Oropharyngeal Squamous Cell Carcinoma

  

All patients (N= 406)

p16 status available (N = 199)

    

p16 + (N=118)

p16 - (N=81)

p-value

Average age

 

59.1

±10.9

55.9

60.7

0.003*

Sex

Male

327

79.8%

86.6%

76.3%

0.047*

 

Female

83

20.2%

   

Smokers

 

281

68.5%

63.5%

86.8%

0.0008*

Stage

IV

308

78.8%

75.6%

80.0%

0.49

 

III

58

14.2%

18.5%

11.3%

0.23

 

II

26

6.3%

2.5%

3.7%

0.68

 

I

14

3.4%

1.7%

2.5%

0.99

Index tumour location

Tonsils

213

68.7%

   
 

Base of the tongue

90

29.0%

   
 

Oropharynx NOS

15

4.8%

   
 

Soft palate

18

5.8%

   
 

Pharyngeal walls

15

4.8%

   

Treatment

Surgery+ChemoRT

143

34.9%

   
 

ChemoRT

216

52.7%

   
 

Palliative

16

3.9%

   
 

Salvage surgery

11

2.7%

   
 

No treatment

21

5.1%

   

Follow-up (years)

 

3.9

± 1.0

3.9

3.9

0.98

  1. p < 0.05 considered statistically significant. NOS = not otherwise specified.