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Evidence Synthesis: PIECES Model

The purpose of this guide is to provide patrons with information about evidence synthesis.

What is PIECES?

Evidence synthesis follows the processes of planning, identifying, evaluating, collecting, explaining, and summarizing (PIECES) information from existing literature to answer a research question.

The graphic on the right displays a visual representation of the systematic review process which you can see listed below.

PIECES Model

The methods of the systematic review are generally decided before conducting it.

Source:

Foster, M. (2018). Systematic reviews service: Introduction to systematic reviews. Retrieved September 18, 2018, from http://tamu.libguides.com/c.php?g=574702&p=4298724

Searching for studies which match the preset criteria in a systematic manner.

Source:

Foster, M. (2018). Systematic reviews service: Introduction to systematic reviews. Retrieved September 18, 2018, from http://tamu.libguides.com/c.php?g=574702&p=4298724

Sort all retrieved articles (included or excluded) and assess the risk of bias for each included study.

Source:

Foster, M. (2018). Systematic reviews service: Introduction to systematic reviews. Retrieved September 18, 2018, from http://tamu.libguides.com/c.php?g=574702&p=4298724

Each study is coded with preset form, either qualitatively or quantitatively synthesize data.

Source:

Foster, M. (2018). Systematic reviews service: Introduction to systematic reviews. Retrieved September 18, 2018, from http://tamu.libguides.com/c.php?g=574702&p=4298724

Place results of synthesis into context, strengths and weaknesses of the studies.

Source:

Foster, M. (2018). Systematic reviews service: Introduction to systematic reviews. Retrieved September 18, 2018, from http://tamu.libguides.com/c.php?g=574702&p=4298724

Report provides description of methods and results in a clear and transparent manner.

Source:

Foster, M. (2018). Systematic reviews service: Introduction to systematic reviews. Retrieved September 18, 2018, from http://tamu.libguides.com/c.php?g=574702&p=4298724

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What Authors Do: Systematic Review (graphic)

Source:

What Authors Do: Systematic Reviews. Designed by Jessica Kaufman, Cochrane Consumers & Communication Review Group, Centre for Health Communication & Participation, La Trobe University, 2011. Licensed under Creative Commons CC BY 4.0.