Former cop in molestation case may have sexted more than one teen: Prosecutor..A quarter of girls and 1 in 13 boys will experience sexual abuse before they are 18 years old, according to CDC estimates.People who have experienced child sexual abuse (CSA) are more likely to experience disorders such as depression, anxiety and PTSD.CSA can also have long-term impacts on physical health, with people being more likely to report pain, gastrointestinal symptoms and obesity.In addition, CSA is linked to negative social effects, such as sexual or relationship problems, and socioeconomic outcomes, such as lower income.