Comparison of outcomes for clients in randomized versus open trials of treatment for alcohol use disorders.

@article{Westerberg2000ComparisonOO,
  title={Comparison of outcomes for clients in randomized versus open trials of treatment for alcohol use disorders.},
  author={Verner S. Westerberg and William R. Miller and J Scott Tonigan},
  journal={Journal of studies on alcohol},
  year={2000},
  volume={61 5},
  pages={720-7}
}
OBJECTIVE There has been continuing concern that clients who accept randomization into a controlled trial may not be representative of those in noncontrolled trials or ordinary treatment situations. However, it is not possible to test the impact of randomization through a randomized trial. Two parallel studies conducted at the same treatment facility provided an opportunity for a quasi-experimental study to evaluate whether participation in a controlled trial itself affects treatment outcome… CONTINUE READING

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