Critical appraisal 2

Question 1

What is evidence based dentistry

Answer 1

The concept of using current scientific evidence to guide decision making dentistry

Question 2

What are the 3 components of evidence based dentistry

Answer 2

1. Evidence
2. Clinical expertise
3. Patients needs and preferences

Question 3

Give examples of where patients can get medical information from

Answer 3

1. Word of mouth (family, or friends)
2. Newspapers, TV, the internet
3. Books
4. Published reports in medical and scientific journals

Question 4

What is the problem with patients trying to find their own information

Answer 4

Some of the evidence and information could be biased or incorrect even when published in a medical journal

Question 5

How do you decide which information is most relevant and accurate

Answer 5

Critical Appraisal

Question 6

What is critical appraisal

Answer 6

The process of evaluating the evidence and judge its validity and relevance

Question 7

List some preliminary questions you should ask to assess the quality of paper

Answer 7

1. Who wrote the paper
2. What journal is the paper published in
3. Decide if the paper is relevant by reading the abstract
4. Is there a clear statement of the aims and objectives

Question 8

What do we use to assess the quality of a journal an article may be in?

Answer 8

By using the impact factor scale

Question 9

List the types of evidence from their position in the hierarchies of evidence (from most accepted to least)

Answer 9

1. Systematic reviews
2. Randomised controlled double blind trial
3. Cohort study
4. Case control studies
5. Cross sectional surveys
6. Case reports
7. Ideas, editorials and opinions

Question 10

Name the gold standard research method

Answer 10

Randomised controlled double blind trials