Chance of getting a STI
unprotected sex can happen to everyone, it is in de heat of the moment and often you forget to think about condoms. The next day, you can be a bit bothered if there is a chance that you incurred a STI. We will give you answers about the chance of getting a STI.
What are the most common STI’s?
In the Netherlands Chlamydia and Gonorrhea are most common STI’s. Every year there are 60.000 people that er diagnosed with Chlamydia and 15.000 that are diagnosed with Gonorrhea. From all the people that are diagnosed with Gonorrhea, 74% are man that have sex with man.
What is the chance that I incurred Chlamydia or Gonorrhea?
For women applies that they have a chance of 45% to get infected with Chlamydia per time they have unprotected sex with an infected partner and 80% to get infected with Gonorrhea per time they have unprotcted sex with an infected partner.
For man applies that they have a chance of 28% to get infected with Chlamydia per time they have sex with an infected partner and 77% to get infected with Gonorrhea.
The chance on a STI after unprotected sex is greater for women than man because women have a greater mucous membrane surface.
What is the chance that I get infected with HIV?
Everyone is scared of HIV, what many people don’t know is that the chance of getting infected with HIV during one-time sexual contact is not that big. The risk for men of gettin HIV per time they have unprotected sex with an infected partner is 0.0014% and for women this is risk is 0.2%.
The chance of transmission increases when people perform anal sex. This is because the surface of the colon is more sensitive to damage. This damages can cause small bleeding spots in the colon, because of this the chance on transmission is increased.
For anal sex the chance of getting infected with HIV per time you have unprotected sex is 0.06-0.2% (top) and 0.1-3.0% (bottom).
What is the chance that I get infected with Syphilis?
Syphilis is a disease that has different stadia (for more info see our blog about syphilis). The first stadium of Syphilis is characterized by a painless ulcer. If your sex partner has an ulcer, the chance that you get infected is 30% for both women en men. Even if the ulcer is gone, people are still contagious.
Better safe than sorry!
If you see the numbers, the chance of getting a STI seems to be not that shocking. However, there is always a chance on getting infected during unprotected sex. Therefor it is important to use a condom during sex our you and your partner have to do a STI test to be sure you can’t infected each other.
If you already had unprotected sex, is it important that you get yourself tested for STI’s!