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Table 2 Knowledge of transmission

From: Knowledge of HIV infection and other sexually transmitted diseases among men who have sex with men in Finland

Did you know this about HIV and sexually transmitted infections I already knew this % I was not certain about this % I did not yet know this % I don’t understand this % I don’t believe this %
HIV cannot be passed during kissing, including deep kissing, because saliva does not transmit HIV (n = 2059) 77.0 17.2 2.4 0.3 3.1
You can pick up HIV through your penis while being ‘active’ in unprotected anal or vaginal sex (fucking) with an infected partner, even if you don’t ejaculate (n = 2054) 93.0 5.6 0.9 0.0 0.4
You can pick up HIV through your rectum while being ‘passive’ in unprotected anal sex (being fucked) with an infected partner (n = 2058) 98.0 1.5 0.3 0.0 0.1
Even without ejaculation, oral sex (sucking and being sucked) carries a risk of infection with syphilis or gonorrhoea (n = 2059) 85.3 11.9 2.5 0.0 0.2
When HIV infected and uninfected men have sex together, the chances of HIV being passed on are greater if either partner has another sexually transmitted infection (n = 2055) 49.2 23.1 24.4 1.3 1.9
Most sexually transmitted infections can be passed on more easily than HIV (n = 2053) 77.8 14.3 6.0 0.4 1.5