Cochrane Interactive Learning

Module 4: Selecting studies and collecting data

About this module

Part of the Cochrane Interactive Learning course on Conducting an Intervention Review, this module explains how to select studies to include in a review and methods for collecting data. This module teaches you how to work out systematically and fairly which studies meet your criteria, and approaches for collecting different data types and formats from studies. It provides you with an example data collection form that you can use in your intervention review.

Duration 75-90 minutes

What you can expect to learn (learning outcomes)

This module will teach you to:

  • Recognize the key features of the study selection process
  • Identify the data required from a study included in a Cochrane Review
  • Recognize the different types and formats of outcome data in the included studies
  • Extract the data from the included studies

Authors, contributors, and how to cite this module

Module 4 has been written and compiled by Dario Sambunjak, Miranda Cumpston and Chris Watts, Cochrane Central Executive Team.

A full list of acknowledgements, including our expert advisors from across Cochrane, is available at the end of each module page.

This module should be cited as: Sambunjak D, Cumpston M, Watts C. Module 4: Selecting studies and collecting data. In: Cochrane Interactive Learning: Conducting an intervention review. Cochrane, 2017. Available from

Update and feedback

The module was last updated on September 2022.

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