TABLE 5-4Committee's Recommended Research Priorities by Study Methodology

MethodologyNumber of Topics
Randomized Trial49
Prospective Observational Study46
Database Research27
Systematic Review23

NOTE: The total exceeds the total number of priority topics because respondents were allowed to select multiple methodologies for each topic.

From: Appendix C, Comparative Effectiveness Research Priorities: IOM Recommendations (2009)

Cover of Learning What Works
Learning What Works: Infrastructure Required for Comparative Effectiveness Research: Workshop Summary.
Institute of Medicine (US) Roundtable on Value & Science-Driven Health Care.
Washington (DC): National Academies Press (US); 2011.
Copyright © 2011, National Academy of Sciences.

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