University of Rhode Island Change Assessment (URICA):

Carney, M.M. & Kivlahan, D.R. (1995). Motivational subtypes among veteran seeking substance abuse treatment: Profiles based on stages of change. Psychology of Addictive Behaviors, 9, 135-142.

DiClemente, C.C., Carbonari, J., Zweben, A., Morrle, T. & Lee, R.E. (2001). Motivation hypothesis causal chain analysis. In Longabaugh, R. & Wirtz, P.W. (Eds.), Project MATCH Hypotheses: Results and Causal Chain Analyses. Project MATCH Monograph Series, Vol. 8. Rockville, MD: National Institute on Alcohol Abuse and Alcoholism.

DiClemente, C.C. & Hughes, S.O. (1990). Stages of change profiles in alcoholism treatment. Journal of Substance Abuse, 2, 217-235.

Edens, J.F. & Willoughby, F.W. (2000). Motivational patterns of alcohol dependent patients: A replication. Psychology of Addictive Behaviors, 14, 397-400.DiClemente, C.C. & Prochaska, J.O. (1998). Toward a comprehensive, transtheoreticalmodel of change: Stages of change and addictive behaviors. In Miller, W.R. &Heather, N. (Eds.), Treating Addictive Behaviors, 2nd Edition. New York: Plenum.

El-Bassel, N., Schilling, R.F., Ivanoff, A., Chen, D.R., Hanson, M. & Bidassie, B. (1998).Stages of change profiles among incarcerated drug-using women. Addictive Behaviors, 23, 389-394.

Willoughby, F.W. & Edens, J.F. (1996). Construct validity and predictive utility of the Stages of Change Scale for alcoholics. Journal of Substance Abuse, 8, 275-291.