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Probability of infection?!

Jun 6, 2001

What is the probability of getting HIV for one single but protected sex with HIV+ woman?

Response from Mr. Kull

If you use a latex condom correctly, use water-based lubricants, and the condom does not break, tear, or slip-off, then it should be highly effective (close to 100%) in preventing the transmission of HIV and many other STDs. HIV cannot pass through the pores of an intact latex condom, so there is little chance for HIV to come into contact with your mucous membranes. The odds of transmission in one instance of unprotected sex with an HIV positive person are pretty low (see The Body's coverage of a recent research study at

For information about studies about condom efficacy, read my response to "Condom Failure" (


married and in depression
2nd try for answer

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