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

Abstract 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 m...

Ausführliche Beschreibung

Bibliografische Detailangaben

Hauptverfasser:	Elizabeth Stamp, Holly Schofield, Victoria Laurina Roberts, Wendy Burton, Michelle Collinson, June Stevens, Amanda Farrin, Harry Rutter, Maria Bryant
Format:	Artigo
Sprache:	Inglês
Veröffentlicht:	BMC 2021-03-01
Schriftenreihe:	Pilot and Feasibility Studies
Schlagworte:	Contamination Public health Childhood Community Obesity Randomised control trial
Online-Zugang:	https://doi.org/10.1186/s40814-021-00805-3
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