A Nurse Working on a Surgical Unit Is Committed to Basing

question 2

Multiple Choice

A nurse working on a surgical unit is committed to basing practice on evidence. As he reviews guidelines for the basis of a quality improvement initiative on the unit, he identifies recommendations that are based on the lowest-level evidence and decides that he will not include these recommendations in the current initiative. Which of the following is the lowest level of clinical practice evidence?

• A) Opinions of authorities and/or reports of expert committees
• B) Randomized controlled trials
• C) Systematic review of descriptive and qualitative studies
• D) Observational studies with controls
• E) Single descriptive or qualitative study