Avera Nursing & Pharmacy Staff: Evidence Based Practice

Using PICO to Create Answerable Clinical Questions

Critical Evaluation

EBP Tutorial

The type of question will often dictate the best study design to address the question: 

                                                                   Key: best - to - adequate, or what is available on topic 

Question:                                        Study: 

Clinical Examination                                Prospective, blind comparison to the Gold Standard

Diagnostic Testing                                   Prospective, blind comparison to the Gold Standard 

Prognosis                                                 Cohort Study - Case Control- Case Series

Therapy                                                     RCT- Cohort Study- Case Control - Case Series

Etiology/Harm                                           RCT - Cohort Study - Case Control - Case Series

Prevention                                                 RCT- Cohort Study - Case Control - Case Series 

• Evidence-Based Practice, part I: Developing and Searching the Clinical Question 
• Evidence-Based Practice, part II: Critical Appraisal of the Evidence 
• Evidence-Based Practice, part III: Implementation 
• Evidence-Based Practice, part IV: Disseminating the Evidence and Sustaining the Change