Biostatistics & Research · single question

A FOREST PLOT is most commonly used to display the pooled results of which type of study?

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  1. Meta-analysis
  2. Single case report
  3. Cross-sectional survey
  4. Diagnostic accuracy of a single test
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Correct answer: A. Meta-analysis

  • A. Correct. A forest plot displays the effect estimates (and confidence intervals) of individual studies plus the pooled summary measure — the hallmark graphic of a meta-analysis.
  • B. A single case report has no pooled data to plot.
  • C. A cross-sectional survey is not summarized with a forest plot.
  • D. Diagnostic accuracy of one test is not represented by a forest plot of pooled studies.

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