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Table 2 Characterization of the case group in relation to the expression of p16 and socio-demographic variables, lifestyle and clinical data. Cancer Hospital of Barretos, January/2013 to October/2015

From: Human papillomavirus is not associated to non-small cell lung cancer: data from a prospective cross-sectional study

Variable

Category

p16 expression

p

Positive

Negative

n (*)

(%)

n (*)

(%)

Gender

Female

4

(40,0)

13

(21,7)

0,242

Male

6

(60,0)

47

(78,3)

Race

NĂ£o Branco

3

(30,0)

12

(20,3)

0,679

Branco

7

(70,0)

47

(79,7)

Alcohol intake

Yes

8

(80,0)

53

(88,3)

0,607

No

2

(20,0)

7

(11,7)

Smoking habits

Yes

5

(50,0)

36

(60,0)

0,731

No

5

(50,0)

24

(40,0)

Histological types

Squamous cell carcinoma

6

(60,0)

37

(61,7)

0,999

Adenocarcinoma

4

(40,0)

23

(38,3)

Differentiation Degree

Well or Moderate

3

(30,0)

25

(52,1)

0,301

Poor

7

(70,0)

23

(47,9)

T

T1 – T2

2

(20,0)

12

(20,7)

0,999

T3 – T4

8

(80,0)

46

(79,3)

N

N0

1

(10,0)

10

(17,2)

0,999

N positive

9

(90,0)

48

(82,8)

M

M0

4

(40,0)

28

(48,3)

0,739

M1

6

(60,0)

30

(51,7)

Stage

I – II

0

(0,0)

6

(10,5)

0,580

III – IV

10

(100,0)

51

(89,5)

Total

 

10

(100)

60

(100)

 
  1. (*) Cases with missing values were excluded from the analysis
  2. n number; TNM staging: a system based on the size and/ or the extension of the primary tumor (T), the number of compromised lymph nodes (N) and the presence of metastasis (M). Fisher’s exact test was used. It was considered statistically significant p < 0.05