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Chapter 13:  Including non-randomized studies

Authors: Barnaby C Reeves, Jonathan J Deeks, Julian PT Higgins and George A Wells on behalf of the Cochrane Non-Randomised Studies Methods Group.


Key points


13.1 Introduction

13.2 Developing criteria for including non-randomized studies

13.3 Searching for non-randomized studies

13.4 Selecting studies and collecting data

13.5 Assessing risk of bias in non-randomized studies

13.6 Synthesis of data from non-randomized studies

13.7 Interpretation and discussion

13.8 Chapter information

Box 13.8.a: The Cochrane Non-Randomised Studies Methods Group

13.9 References