Can Research Assessments Themselves Cause Bias in Behaviour Change Trials? A Systematic Review of Evidence from Solomon 4-Group Studies

Jim McCambridge(University College Dublin), Diana Elbourne(London School of Hygiene & Tropical Medicine), Kaanan Butor-Bhavsar(London School of Hygiene & Tropical Medicine), John Witton(King's College London)

PLoS ONE

October 19, 2011

10.1371/journal.pone.0025223

Cited by 101

Related Papers

Systematic review of the Hawthorne effect: New concepts are needed to study research participation effects

|Journal of Clinical Epidemiology|2013|2.7k

CONSORT 2025 statement: updated guideline for reporting randomised trials

|BMJ|2025|847

Adult Consequences of Late Adolescent Alcohol Consumption: A Systematic Review of Cohort Studies

|PLoS Medicine|2011|458

The efficacy of single‐session motivational interviewing in reducing drug consumption and perceptions of drug‐related risk and harm among young people: results from a multi‐site cluster randomized trial

|Addiction|2003|448

Liver cirrhosis mortality rates in Britain from 1950 to 2002: an analysis of routine data

|The Lancet|2006|445