University of Birmingham: A randomised controlled trial of extended warfarin treatment versus routine warfarin treatment for the prevention of recurrent VTE and post thrombotic syndrome in patients being tr

Data-sharing agreement from NHS Digital registers of approved data releases, 2014–2019. Evidence status: source reported.

Organisation: University of Birmingham
Source reference: DARS-NIC-147812-77TZR-v0.0
Jurisdiction: England
Licence: Open Government Licence v3.0, subject to NHS England terms and exclusions

A randomised controlled trial of extended warfarin treatment versus routine warfarin treatment for the prevention of recurrent VTE and post thrombotic syndrome in patients being treated for a first episode of unprovoked VTE. This study aims to: i) Identify patients at highest risk of having a second clot from D-dimer tests and other factors; ii) See if extended treatment can prevent recurrent clots; iii) Identify patients at risk of developing post thrombotic syndrome; iv) Identify the most cost-effective means of both preventing and treating clots; v) Determine patient preferences and utiliti

Register reference: DARS-NIC-147812-77TZR-v0.0
Agreement period: not published to no end date published
For commercial purposes (as marked in the register): Not stated
Release files listed by NHS England: 4

Data approved

MRIS - Cause of Death Report
MRIS - Cohort Event Notification Report

Objective, as published

Source: https://webarchive.nationalarchives.gov.uk/ukgwa/2019/http://content.digital.nhs.uk/media/24614/Release-Register-March---May-2017/xls/Release_Register__March_-_May_20171.xlsx. Captured 2026-10-30.

Limitations: Agreement as recorded in an NHS Digital register of approved data releases (2014–2019), retrieved from the UK Government Web Archive. That register lists releases made in its period and the agreement's purpose statement as it then stood; it gives no agreement dates, and the agreement may have changed since. Imported only where a paper quotes a reference no current register holds.