Fig. 1From: Repeat Chlamydia trachomatis testing among heterosexual STI outpatient clinic visitors in the Netherlands: a longitudinal studyChlamydia positivity at repeat test by month after initial test, split by initial test result in heterosexual women (a) and men (b) testing at STI outpatient clinics in the Netherlands between June 2014 and December 2015. Months were defined as 30Â days, and tests performed within 35Â days after the initial consultation were not includedBack to article page