Guidance

Down’s syndrome, Edwards’ syndrome and Patau’s syndrome screening: chance calculation software requirements

Read the software requirements for chance calculation in Down’s syndrome, Edwards’ syndrome and Patau’s syndrome screening, as part of the NHS fetal anomaly screening programme (FASP).

• From: NHS England
• Published: 1 January 2013
• Last updated: 30 January 2025
  Show all updates

  1. 30 January 2025

     Added clarification that publication was previously published by Public Health England. Changed lead organisation to NHS England. Removed reference to screening helpdesk.

  2. 2 December 2020

     Updates to terminology.

  3. 27 October 2020

     Reformatted Down’s syndrome screening: risk calculation software requirements as html publication.

  4. 1 January 2013

     First published.

Applies to England

Documents

Software requirements for Down’s syndrome (T21), Edwards’ syndrome (T18) and Patau’s syndrome (T13) screening

HTML

Details

This publication explains the chance calculation software requirements for offering Down’s syndrome screening.

This publication was previously published by Public Health England, which closed on 30 September 2021.