Answer to question 1
Evidence-based practice is a technique that nurses use to make informed decision about how well to treat the patient based on the research, their expertise as well as the needs of the patient. The following are the levels of evidence present in relation to research and practice (Polit & Beck, 2013);
Level 1: Randomized controlled trials
Level 2: Non-randomized controlled trials Level 3: Observational analyses based on trials Level 4: Observational analyses that lack trials The levels of evidence are important regardless of the method used, because every clinician needs to have enough confidence on how significance the study is, so as to make informed ...
