Introduction to EBD

Question 1

What is EBD?

Answer 1

Conscientious, explicit and judicious use of current best evidence in making decisions about care of individual patients

Question 2

Name 3 components of EBD

Answer 2

1. Clinical judgement
2. Evidence
3. Patient preference

Question 3

Name 5 advantages of EBD

Answer 3

1. Effective Tx
2. Increased confidence
3. Save money
4. Improved pt satisfaction
5. More Tx options

Question 4

Name 5 disadvantages of EBD

Answer 4

1. Training
2. Overwhelming information
3. Expense
4. Lack of resources
5. Challenging clinicians

Question 5

Name 5 uses of EBD

Answer 5

1. QoC
2. Prevention
3. Tx
4. Dx
5. Economics

Question 6

Describe 5 stages of EBD

Answer 6

1. Question
2. Evidence
3. Critical Appraisal
4. Application
5. Monitor

Question 7

Describe how a question should be formulated in EBD?

Answer 7

Clear, focus on problem, answer by searching literature and using PICO

Question 8

What does PICO stand for?

Answer 8

Patient, Intervention, Comparison and Outcome

Question 9

Name 5 sources of evidence in EBD?

Answer 9

1. Colleagues
2. Textbooks
3. Internet
4. Journals
5. Conferences

Question 10

Name 5 things evidence should be in EBD?

Answer 10

1. Valid
2. Relevant
3. Comprehensive
4. User Friendly
5. Contemporaneous

Question 11

Describe the 7 layers of the EBD Evidence Hierarchy

Answer 11

Case Report + Opinions – Difficult to replicate and large numbers to deal with
Animal Studies – Develop Tx
Cross Sectional – Seen once and then assessed
Case Control – Retrospective, good for risk factor establishment, epidemiological
Cohort – Observational, pts followed up, good for disease cause
Randomised Control – Experimental, Pt selection, Allocation and Comparison
Meta-Analysis – Analysis of all evidence, Data extracted from multiple studies