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Barth, Richard P.; Guo, Shenyang; McCrae, Julie S. – Research on Social Work Practice, 2008
This article presents propensity score matching as a method to implement randomized conditions to analyze service effects using nonexperimental data. Most social work research is challenged to implement randomized clinical trials, whereas administrative and survey data are often available and can provide valuable information about services…
Descriptors: Research Methodology, Social Work, Scores, Evaluation Methods