<P> An option for treating sexual partners of those with chlamydia or gonorrhea include patient - delivered partner therapy (PDT or PDPT), which is the practice of treating the sex partners of index cases by providing prescriptions or medications to the patient to take to his / her partner without the health care provider first examining the partner . </P> <P> Following treatment people should be tested again after three months to check for reinfection . </P> <P> Globally, as of 2015, sexually transmitted chlamydia affects approximately 61 million people . It is more common in women (3.8%) than men (2.5%). In 2015 it resulted in about 200 deaths . </P> <P> In the United States about 1.6 million cases were reported in 2016 . The CDC estimates that if one includes unreported cases there are about 2.9 million each year . It affects around 2% of young people . Chlamydial infection is the most common bacterial sexually transmitted infection in the UK . </P>

Where is chlamydia most likely to be found