Proportion of test requests, returns, overall testing and <i>Chlamydia trachomatis</i> (CT) positivity and associated factors in1072 young people invited by SMS for a retest.

*p<0.05, # p<0.10 CI: Confidence Interval; aOR: adjusted Odds Ratio, meaning that risk estimates were adjusted when applicable for initial screening result of the index, age of the index, sex of the index, timing of the screening test of the index ^nationality was not included as a factor as nearly all participants had Dutch nationality Proportion of test requests, returns, overall testing and Chlamydia trachomatis (CT) positivity and associated factors in1072 young people invited by SMS for a retest.