Related Experiment Videos
Major alternatives to the Classic Experimental Design
1School of Social Work, University of Pittsburgh, USA. greenocg@msx.upmc.edu
Family Process
|March 5, 2003
Summary
Modifying classic experimental designs enhances real-world applicability but may affect confidence in treatment attribution. Alternative designs, when carefully executed, offer valuable clinical insights comparable to traditional methods.
Area of Science:
- Clinical Research Methodology
- Experimental Design
Background:
- The Classic Experimental Design is a gold standard but often lacks real-world applicability.
- Modifications to this design can improve feasibility in clinical settings.
Purpose of the Study:
- To evaluate the impact of deviating from the Classic Experimental Design.
- To assess the trade-offs between design rigor and practical feasibility in clinical research.
Main Methods:
- Analysis of the effects of compromising key features of the Classic Experimental Design.
- Comparison of alternative designs with the Classic Experimental Design in terms of validity and feasibility.
Main Results:
- Concessions in classic design features threaten confidence in treatment attribution.
- These concessions significantly enhance the feasibility of conducting research in true-to-life clinical settings.
Conclusions:
- Alternative experimental designs, when responsibly conducted, provide valuable clinical knowledge.
- These designs can be as important as classic designs, especially for real-world clinical practice.