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DNP - Library Resources: Evidence Based Practice


Welcome to the Introduction to Evidence-Based Practice tutorial


This tutorial is intended for any health care practitioner or student who needs a basic introduction to the principles of Evidence-Based Practice. Upon completion of this self-paced tutorial, you will be able to:

  • define Evidence-Based Practice (EBP)
  • identify the parts of a well-built clinical question
  • identify searching strategies that could improve PubMed searching
  • identify key critical appraisal issues that help determine the validity of a study

How to use this Tutorial

This tutorial includes five major units. We recommend that you go through them in sequence. They will give you an overview of the Evidence-Based Practice process as well as give you an opportunity to practice with new cases. The five units are:


1. Overview What is EBP?  provides definitions and explains the steps in the EBP process.
2. ASK Asking Clinical Question –  introduces you to a patient, illustrates the anatomy of a good clinical question, and defines the types of questions and studies.
3. ACQUIRE Searching the Literature  - constructs a well-built literature search based on the PICO and identifies potentially relevant articles.
4. APPRAISE Evaluating the Evidence - identifies criteria for determining the validity of a study selected for our case.
5. Practice Testing your Knowledge - gives you an opportunity to practice the EBP process with several new cases.
References Points you to additional sites for continued study of the EBP process and provides a glossary of terms used in EBP.
Feedback Gives you the opportunity to provide feedback about this tutorial. We ask that you take the time to give us your thoughts and suggestions for improvement. All comments will be greatly appreciated.



Within this tutorial, you have several opportunities to follow links to other Web sites. The external sites open in a new window. Close the second window to return to this tutorial.

We hope this tutorial will be easy to use as well as give you a foundation for Evidence-Based Practice (EBP).

Allow approximately 1 hour to complete the tutorial and 1 practice case.

Use the Print page link at the bottom of the page to print pages of this guide.


This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 United States License

Creative Commons License


This tutorial was developed by staff at Duke University Medical Center Library and the Health Sciences Library at the University of North Carolina at Chapel Hill.  For information or questions about this tutorial contact Sarah Cantrell ( or Jamie Conklin (