IDEAL: A framework for evaluations of surgical innovations

"IDEAL is a framework for evaluations of surgical innovations. First, there is an Idea or Innovation, which then undergoes Development and Exploration, and subsequently Assessment and Long-term Studies."

Find out more about the IDEAL Collaboration here.

Strategies to improve retention in randomised trials

"Monetary incentives and offers of monetary incentives increase postal and electronic questionnaire response."

Strategies to improve retention in randomised trials: a Cochrane systematic review and meta-analysis
VC Brueton, JF Tierney, S Stenning, S Meredith, S Harding, I Nazareth, G Rait
BMJ Open, 2014, 4:e003821

Read more here.