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A pragmatic-explanatory continuum indicator summary (PRECIS): a tool to help trial designers
- Source :
- CMAJ: Canadian Medical Association Journal. May 12, 2009, Vol. 180 Issue 10, pE47, p11 p.
- Publication Year :
- 2009
-
Abstract
- Randomized trials have traditionally been broadly categorized as either an effectiveness trial or an efficacy trial, although we prefer the terms "pragmatic" and "explanatory." Schwartz and Lellouch described these 2 [...]
Details
- Language :
- English
- ISSN :
- 08203946
- Volume :
- 180
- Issue :
- 10
- Database :
- Gale General OneFile
- Journal :
- CMAJ: Canadian Medical Association Journal
- Publication Type :
- Periodical
- Accession number :
- edsgcl.199588897