Research and analysis

Chlamydia: re-testing following a positive diagnosis

Monitoring data and reports on chlamydia re-testing rates following a positive diagnosis.


Monitoring rates of chlamydia re-testing within the English National Screening Programme, January 2013 to June 2016

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email Please tell us what format you need. It will help us if you say what assistive technology you use.


The national chlamydia screening programme (NCSP) recommends case management for those testing positive for chlamydia, including a routine offer of re-testing, around 3 months after treatment.

This publication comprises reports and data published in May 2017, presenting quarterly re-testing rates for England, Public Health England Centre areas and local authorities to June 2016.

Previous years’ reports and data are available via UK Government Web Archive.

Read more information on NCSP guidelines and resources.

Published 23 June 2015
Last updated 9 June 2017 + show all updates
  1. Updated with January 2015 to June 2016 data; HPR 11(20); data tables in Excel and PDF versions.
  2. Updated with 2014 to 2015 data.
  3. First published.