Pretest-posttest designs and measurement of change

作者：Dimiter M. Dimitrov, Phillip D. Rumrill · 发表于：Work · 年份：2003 · DOI：10.3233/wor-2003-00285 · 被引用次数：907 · 研究领域：Psychometric Methodologies and Testing、Reliability and Agreement in Measurement

The article examines issues involved in comparing groups and measuring change with pretest and posttest data. Different pretest-posttest designs are presented in a manner that can help rehabilitation professionals to better understand and determine effects resulting from selected interventions. The reliability of gain scores in pretest-posttest measurement is also discussed in the context of rehabilitation research and practice.