ERIC Number: EJ592489
Record Type: Journal
Publication Date: 1999
Reference Count: N/A
Comparing Three Preprocessing Strategies for Longitudinal Data: An Example in Functional Outcomes Research.
Yarnold, Paul R.; Feinglass, Joe; McCarthy, Walter J.; Martin, Gary J.
Evaluation and the Health Professions, v22 n2 p254-77 Jun 1999
Compared three methods for evaluating clinical outcomes for individual patients: (1) raw change score analysis, (2) normative statistical analysis, and (3) ipsative statistical analysis. Results with two samples of 39 and 20 patients show the ipsative method to be most consistent with a priori hypotheses evaluated for repeated-measures data. (SLD)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Authoring Institution: N/A