BEFORE-AFTER DESIGN

n. in clinical study, refers to an experimental design which analyzes results before and after trials. A pre-test and then a post-test are administered to the participants of a clinical trial and the results of this experiment are evaluated. The design can either be uncontrolled, quasi-experimental, or fully-randomized. Also referred to as pre-post design.

BEFORE-AFTER DESIGN: "There are a number of statistical findings to be gained from the results of a before-after design in a clinical experiment."
Cite this page: N., Pam M.S., "BEFORE-AFTER DESIGN," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/before-after-design/ (accessed August 31, 2020).
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