Letters Data openness

Absolute v relative risk reduction

BMJ 2010; 341 doi: http://dx.doi.org/10.1136/bmj.c6333 (Published 16 November 2010) Cite this as: BMJ 2010;341:c6333
  1. Paul E Norman, vascular surgeon
  1. 1University of Western Australia, WA 6009, Australia
  1. paul.norman{at}uwa.edu.au

Reported results from trials of screening for abdominal aortic aneurysms in men over 65 years provide another example of misleading communication of risk.1 All trials report a 40-50% …

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