NRS 433V Topic 4 DQ 2.docx - Topic 4 DQ 2 Describe...

This preview shows page 1 - 2 out of 2 pages.

Topic 4 DQ 2 Describe the "levels of evidence" and provide an example of the type of practice change that could result from each. The levels of evidence are a hierarchy in the form of a pyramid that provide a depiction of forms of research from the least reliable at the base to the most reliable at the apex (Ingham- Broomfield, 2011). Understanding the levels of evidence is important because research is utilized to implement evidence-based practice changes along with clinical expertise. Therefore, nurses must be able to understand the different levels of evidence and their reliability in order to make sure that practice changes are based on the best available evidence. Starting from the apex of the pyramid working towards the base, there are seven levels of evidence, starting with level 1 at the apex and working down towards level 7 at the base. Starting at level one and working down the pyramid, the levels include meta-analyses and systematic reviews, critically-appraised topics (evidence syntheses), critically-appraised individual articles (article synopses), randomized

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture