Contamination within trials of community-based public health interventions: lessons from the HENRY feasibility study

INTRODUCTION: Contamination occurs when participants allocated to trial control arms receive elements of the active intervention. Randomisation at cluster level, rather than individual level, may reduce or eliminate contamination, avoiding the dilution of intervention effectiveness that it may cause...

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Bibliographic Details
Published in:Pilot Feasibility Stud
Main Authors: Stamp, Elizabeth, Schofield, Holly, Roberts, Victoria Laurina, Burton, Wendy, Collinson, Michelle, Stevens, June, Farrin, Amanda, Rutter, Harry, Bryant, Maria
Format: Artigo
Language:Inglês
Published: BioMed Central 2021
Subjects:
Methodology
Online Access:https://ncbi.nlm.nih.gov/pmc/articles/PMC8004410/
https://ncbi.nlm.nih.gov/pubmed/33771233
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/s40814-021-00805-3
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