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Table 3 Comparison of participants’ characteristics between HPV positive and HPV negative groups in breast cancer cases

From: Human papilloma virus and breast cancer: the role of inflammation and viral expressed proteins

Characteristics

HPV+

HPV-

P-value

OR (95% CI)

Age (Year)

48.00 ± 11.11

49.46 ± 9.99

0.49

Stage of Cancer

I

4 (11.5%)

7 (18.9%)

Ref.

Ref.

II

15 (42.8%)

24 (64.9%)

0.89

1.09 (0.27–4.38)

III

14 (40%)

6 (16.2%)

0.076

4.08 (0.86–19.37)

IV

2 (5.7%)

0

0.22

NA

Type of Cancer

Tubular

5 (14.3%)

3 (8.1%)

Ref.

Ref.

Ductal

16 (45.7%)

16 (43.2%)

0.53

0.60 (0.12–2.94)

Medullary

4 (11.4%)

5 (13.5%)

0.46

0.48 (0.06–3.35)

Lobular

10 (28.6%)

10 (27%)

0.55

0.60 (0.11–3.21)

Mucinous

0

3 (8.1%)

0.15

NA

Genotype

Negative (−)

0

61 (96.8%)

< 0.001

NA

HPV-18

18 (45%)

1 (1.6%)

Ref.

Ref.

HPV-16

15 (37.5%)

0

0.58

NA

HPV-33

4 (10%)

0

0.85

NA

HPV-11

2 (5%)

1 (1.6%)

0.17

0.11 (0.005–2.55)

HPV-6

1 (2.5%)

0

0.44

NA

  1. Ref: reference level for the categorical variable, NA: not applicable