Research News

Patients with atrial fibrillation have nearly twice the risk of stroke in first 30 days of starting warfarin

BMJ 2013; 347 doi: https://doi.org/10.1136/bmj.f7674 (Published 24 December 2013) Cite this as: BMJ 2013;347:f7674
  1. Susan Mayor
  1. 1London

Patients with atrial fibrillation have nearly twice the risk of stroke in the first 30 days of starting warfarin than those who don’t take warfarin, after which their relative risk decreases, shows a new analysis of data from more than 70 000 patients in a UK general practice database.1

The researchers analysed data from the UK clinical practice research database Datalink, the world’s largest primary care database, from 70 766 patients who were given a diagnosis of atrial fibrillation between 1 January 1993 …

View Full Text

Sign in

Log in through your institution

Free trial

Register for a free trial to thebmj.com to receive unlimited access to all content on thebmj.com for 14 days.
Sign up for a free trial

Subscribe