In terms of hiv it s completely irrelevant whether sex took place as.
Chances of getting hiv from a one night stand with a woman.
For one woman a one night stand in college had lifelong implications she never expected.
The average estimated risk of infection for this activity with a woman known to carry the virus is 5 out of 10 000 or 1 in 2 000.
After all she may have the same thoughts or concerns about whether you have hiv but also might not bring up the subject.
As such unprotected sex can increase hiv risk in a woman if the man ejaculates into her vagina.
Let s start by scrubbing the one night stand bit from the question.
This translates into a one in 100 chance of getting hiv during vaginal intercourse.
Your risk is much lower because your partner s status is unknown.
Of course there is no risk of getting hiv from a woman unless she has hiv so it s good to talk about this with any potential sex partner.
What are the odds of getting hiv from a one night stand.