PTSD in response to sexual assault range from 30 to 80% (depending on the type of sexual victimization).
Rates of PTSD in response to physical assault range from 23 to 39%.
Younger people are at increased risk of victimization, and, once victimized, are more likely to develop PTSD.
Some forms of trauma such as rape, perceived life threat during assault, and injury due to assault are associated with increased risk of PTSD.