Preventing bias in cluster randomised trials

PLoS Med. 2009 May 26;6(5):e1000065. doi: 10.1371/journal.pmed.1000065. Epub 2009 May 5.


Bruno Giraudeau and Philippe Ravaud discuss the difficulties in preventing selection bias and applying intention-to-treat analysis in cluster randomized trials, and propose some solutions.

MeSH terms

  • Bias
  • Humans
  • Practice Guidelines as Topic*
  • Randomized Controlled Trials as Topic / standards*