Informing participants of allocation to placebo at trial closure: postal survey

OBJECTIVES: To assess whether and how investigators of placebo controlled randomised trials inform participants of their treatment allocation at trial closure and to assess barriers to feedback. DESIGN: Postal survey with a semistructured questionnaire. PARTICIPANTS: All investigators who published...

Deskribapen osoa

Gorde:
Xehetasun bibliografikoak
Egile Nagusiak: Di Blasi, Zelda, Kaptchuk, Ted J, Weinman, John, Kleijnen, Jos
Formatua: Artigo
Hizkuntza:Inglês
Argitaratua: BMJ 2002
Gaiak:
Papers
Sarrera elektronikoa:https://ncbi.nlm.nih.gov/pmc/articles/PMC137805/
https://ncbi.nlm.nih.gov/pubmed/12468480
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