Table 9.

HPV anal tract infection in MSW, with no risk factors

Reference	HPV+/Total	%
[47]	68/386	17.6
[48]	36/222	16.6
[49]	108/902	12.0%
[50]	159/1305	12.2%
[51]	1766/3326	53.1%
[52]	58/144	40.3%
[55]	52/332	15.7%
Total	2247/6617	33.9%