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Evidence-Based Practice: Critical Appraisal Tools

An introduction to Evidence-Based Practice, based on the five steps

Free Critical Appraisal Tools

There are various critical appraisal tools available free and online. As already noted, these checklists and worksheets can vary according to the type or study or research that is being appraised ...
 

 

 

The list of 8 CASP checklists, with one each for systematic review, randomised controlled trial, diagnostic, economic evaluation, qualitative, case control, cohort study, and clinical prediction rule

 

CASP is best known for its checklists, a set of eight critical appraisal tools designed to be used when reading research. These eight tools match eight different study or research types.

This highlights that the checklist you use should depend on the type of study you are appraising.

The checklists are free to download, and can be used by anyone under the Creative Commons licence.

 

 

  • Critical appraisal tools pathway - an interactive site where you can select lists of tools according to the sort of assistance you need, and the study type to be appraised. From the National Health Service Scotland.
     
  • Understanding health research: A tool for making sense of health studies  - "a tool designed to help people understand and review published health research to decide how dependable and relevant a piece of research is". The Review a Study module guides you through a series of questions about a piece of research you have found, and helps you to evaluate the quality of the research.
  • The Critical Appraisal Tools section of the International Centre for Allied Health Evidence website (at the University of South Australia) includes links to various critical appraisal tools under the headings of the different types of studies.
     

Note: Don't confuse Critical Appraisal Tools with Critically Appraised Topics. Both have the same acronym (CATs).

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