Trends in chlamydia positivity over time among women in melbourne Australia, 2003 to 2007

Abstract

Background: Our aim was to determine whether the proportion of women testing positive for chlamydia had changed over time after adjusting for demographic, clinical, and sexual risk factors. Methods: Computerized records for all heterosexual women attending a large urban sexual health clinic for the first time between 2003 and 2007 and were tested for chlamydia, were included. Chlamydia positivity and 95% confidence intervals were calculated and logistic regression was used to assess any possible change in chlamydia positivity over time after adjusting for demographic, clinical, and sexual risk factors. National chlamydia surveillance and testing data and data of the use of antibiotics effect..