From: Association of tumor necrosis factor-alpha promoter variants with risk of HPV-associated oral squamous cell carcinoma
Risk groups1
HPV-positive cases
HPV-negative cases
Adjusted OR (95% CI)2
(n = 107)
(n = 69)
No.
%
Low-risk group
18
16.8
32
46.4
1.0
Medium-risk group
25
23.4
16
23.2
2.7 (1.1-6.4)
High-risk group
64
59.8
21
30.4
5.4 (2.5-11.7)