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Some essential adaptations to the method for determining clinically significant change originally introduced by Jacobson, Follette and Revenstorf [Jacobson, N. S., Follette, W. C. & Revenstorf, D. (1984a). Psychotherapy outcome research: methods for reporting variability and evaluating clinical significance. Behavior Therapy, 15, 336-352.] are presented.(More)
UNLABELLED Based on a secondary analysis of the Jacobson and Truax [Jacobson, N.S. & Truax, P. (1991). CLINICAL SIGNIFICANCE a statistical approach to defining meaningful change in psychotherapy research. Journal of Consulting and Clinical Psychology, 59, 12-19.] data using both their own traditional approach and the refined method advanced by Hageman and(More)
The development of methods for demonstrating clinical (in addition to statistical) significance has been referred to as one of the major advances in outcome research. In a recent article, Speer (1992; Journal of Consulting and Clinical Psychology, 60, 402-408) suggested that the Reliable Change (RC) Index neglects possible confounding of improvement rate(More)
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