Buitinga L et al. – Both the interview Time Trade–Off (TTO) and computer TTO showed poor construct validity in RA patients when using measures of healthrelated quality of life, general health, pain and functional status as reference measures. Possibly, the validity of the TTO improves when using an anchor that is more realistic to RA patients than the anchor 'death'. [more...]
Register now to view all the MDLinx contents (FREE)!
Login
Stay current - Media Tool
♦ Subscribe to our free RSS feeds:
Get the latest news in your specialty automatically added to your newsreader or your personal My Yahoo!, Google, My MSN or My AOL page. Learn More ♦
♦ Follow Us on Twitter
Twitter is a rich source of instantly updated information. Join today and follow @MDLinx to start receiving tweets. Learn More ♦
Close