Cluster trials

Campbell MK, Grimshaw JM. Cluster randomised trials: time for improvement. The implications of adopting a cluster design are still largely being ignored. BMJ 1998; 317(7167):1171-1172.
PMID: 9794847

Freemantle N, Wood J. Cluster randomised trials. Standardised approach to analysing and reporting these trials is misguided. BMJ 1999; 318(7193):1286-1287.
PMID: 10231274

Laopaiboon M. Meta-analyses involving cluster randomization trials: a review of published literature in health care. Stat Methods Med Res 2003; 12(6):515-530.
PMID: 14653354 

Torgerson DJ. Contamination in trials: is cluster randomisation the answer? BMJ 2001; 322(7282):355-357.
PMID: 11159665

 

Page last edited: 06 May 2009