Regression to the mean and alcohol consumption: A cohort study exploring implications for the interpretation of change in control groups in brief intervention trials☆

@inproceedings{McCambridge2014RegressionTT,
  title={Regression to the mean and alcohol consumption: A cohort study exploring implications for the interpretation of change in control groups in brief intervention trials☆},
  author={Jim McCambridge and Kypros Kypri and Patrick Mcelduff},
  booktitle={Drug and alcohol dependence},
  year={2014}
}
BACKGROUND Reductions in drinking among individuals randomised to control groups in brief alcohol intervention trials are common and suggest that asking study participants about their drinking may itself cause them to reduce their consumption. We sought to test the hypothesis that the statistical artefact regression to the mean (RTM) explains part of the… CONTINUE READING