Prevalence and risk factors of genital Chlamydia trachomatis infection.

The aim of the study was to provide a survey and generalization of literature data on the epidemiological situation of Chlamydia trachomatis infection in various countries, preventive screenings and risk factors of the infection. We performed a survey of articles published during 1998-2005 and selected from bibliographical medical search databases presenting data on the prevalence of Chlamydia trachomatis and the main risk factors for this sexually transmitted infection. Chlamydial infection is the most common among sexually transmitted genital infections worldwide.