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4. Transparency, Reporting and Interpretation

Transparency

Watch this video to find out more about transparency in clinical trials and the types of bias. 

Download "Transparency" slides (pdf).

Where trial results are reported

Watch this video to find out more about where clinical trial results are reported and published. 

Download "Where trial results are reported" slides (pdf).

 

Assessing the quality of a trial

Watch this video to find out more about how we can assess the quality of a clinical trial. 

Download "Assessing the quality of a trial" slides (pdf)

Interpretation of trial results

  • Attrition bias

Watch this video to learn more about attrition bias in clinical trials, including intention-to-treat and per-protocol analysis. 

Download "Attrition bias" slides (pdf).

  • Absolute and relative differences (risk): risk ratios

 Watch this video to learn more about absolute and relative differences in clinical trials.

 Download "Absolute and relative differences" slides (pdf).

  • Statistical significance and confidence intervals

 Watch this video to learn more about statistical significance and confidence intervals.

Download "Statistical significance and confidence intervals" slides (pdf).

Common types of plots used to show trial results

Watch this video to learn about the different types of plots used to present clinical trial results, including bar charts, line graphs, Kaplan–Meier plots, and forest plots, as well as how axis distortion can affect data interpretation.

 Download "Common types of plots" slides (pdf).

Example of results from a trial

In this video, we will walk through an example of a published HIV trial and explain the key information it contains.

 

 

Download "Example of results from a trial" slides (pdf). 

 

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