29
Views
6
CrossRef citations to date
0
Altmetric
Original Article

How large must a treatment effect be before it matters to practitioners? An estimation method and demonstration

, PhD, , PhD, , , PhD &
Pages 524-528 | Received 24 Oct 2007, Accepted 07 Jan 2008, Published online: 12 Jul 2009

References

  • Cowles M, Davis C. On the origins of the .05 level of statistical significance. Am Psychol 1982; 37: 553–558
  • Cohen J. The earth is round (p < .05). Am Psychol 1994; 49: 997–1003
  • Miller W R, Walters S T, Bennett M E. How effective is alcoholism treatment in the United States?. J Stud Alcohol 2001; 62: 211–220
  • Project MATCH Research Group. Matching alcoholism treatments to client heterogeneity: Project MATCH posttreatment drinking outcomes. J Stud Alcohol 1997; 58: 7–29
  • Anton R F, O'Malley S S, Ciraulo D A, et al. Combined pharmacotherapies and behavioral interventions for alcohol dependence. The COMBINE study: A randomized controlled trial. JAMA 2006; 295: 2003–2017
  • Carroll K M, Ball S A, Nich C, et al. Motivational interviewing to improve treatment engagement and outcome in individuals seeking treatment for substance abuse: A multisite effectiveness study. Drug Alcohol Depend 2006; 81: 301–312
  • Cohen J. Statistical power analysis for the behavioral sciences. Lawrence Erlbaum Associates, Hillsdale, NJ 1988
  • Atkins D C, McGlinchey J B, Beauchaine T P. Assessing clinical significance: Does it matter which method we use?. J Consult Clin Psychol 2005; 73: 982–989
  • Jacobson N S, Truax P. Clinical significance: A statistical approach to defining meaningful change in psychotherapy research. J Consult Clin Psychol 1991; 59: 12–19
  • Zweben A, Cisler R. Composite outcome measures in alcoholism treatment research: Problems and potentialities. Subst Use Misuse 1996; 31: 1783–1805
  • Finney J W, Monahan S C. The cost-effectiveness of treatment for alcoholism: A second approximation. J Stud Alcohol 1996; 57: 229–243
  • Holder H D, Longabaugh R, Miller W R, Rubonis A V. The cost effectiveness of treatment for alcoholism: A first approximation. J Stud Alcohol 1991; 52: 517–540
  • Holder H D, Cisler R A, Longabaugh R, et al. Alcoholism treatment and medical care costs from Project MATCH. Addiction 2000; 95: 999–1013
  • Project MATCH Research Group. Matching alcoholism treatments to client heterogeneity: Project MATCH three-year drinking outcomes. Alcohol Clin Exp Res 1998; 22: 1300–1311
  • Miller W R, Meyers R J, Tonigan J S. Engaging the unmotivated in treatment for alcohol problems: A comparison of three strategies for intervention through family members. J Consult Clin Psychol 1999; 67: 688–697
  • Willenbring M L, Olson D H, Bielinski J. Integrated outpatient treatment for medically ill alcoholic men: Results from a quasi-experimental study. J Stud Alcohol 1995; 56: 337–343
  • Rogers E M. Diffusion of innovations5th edn. Free Press, New York 2003
  • Miller W R, Sorensen J L, Selzer J, Brigham G. Disseminating evidence-based practices in substance abuse treatment: A review with suggestions. J Subst Abuse Treat 2006; 31: 25–39

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.