Guidance

GUMCAD and CTAD: data submission for STI self-sampling services

Guidance on data submission requirements for services providing self-sampling tests for sexually transmitted infections (STIs).

From:
UK Health Security Agency
Published
10 April 2019
Last updated
4 September 2025 鈥� See all updates

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Details

GUMCAD is the mandatory surveillance system for sexually transmitted infections (STIs) and collects data on STI tests, diagnoses and services from all commissioned sexual health services in England.

CTAD Chlamydia Surveillance System collects data on all chlamydia tests undertaken in England from local authority and NHS-commissioned laboratories, to measure screening activity.

This document provides guidance on the data flow and GUMCAD and CTAD submission requirements for services providing self-sampling tests for STIs.

Updates to this page

Published 10 April 2019
Last updated 4 September 2025 show all updates

  1. Updated version of the guidance.

  2. Updated 鈥楪UMCAD and CTAD: data submission guidance for STI self-sampling services鈥�.

  3. First published.

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