Human papillomavirus infection in anal ISCC

HIV-infected (n = 8)*

Non-HIV-infected (n = 21)*

Any HPV infection, n (%)

7** (87.5)

16 (76.2)

HPV-16, n (%)

Single-type

3 (37.5)

14 (66.7%)

Multiple-type

1a (12.5)

0

HPV-18, n (%)

Single-type

0

1 (4.8)

Multiple-type

0

0

Other high-risk HPV, n (%)

Single-type (excluding 16 and 18)

2b (25)

1d (4.8)

Multiple-type (excluding 16 and 18)

1c (12.5)

0

Low-risk HPV, n (%)

Multiple-type (containing HPV-6)

1c (12.5)

0