October Virtual Journal Club – Formative SAQ Paper
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Question 1 of 10
1. Question
Summarise the paper in 200 words
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Question 2 of 10
2. Question
What are the strengths of the study design?
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Question 3 of 10
3. Question
What is a gold standard test?
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Question 4 of 10
4. Question
What is the difference between prospective and retrospective studies?
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Question 5 of 10
5. Question
What is specificity and how is it different to NPV?
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Question 6 of 10
6. Question
What is prevalence of pneumothorax in this study population?
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Question 7 of 10
7. Question
How does prevalence influence NPV and PPV?
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Question 8 of 10
8. Question
Table 2 from the paper reports a positive likelihood ratio of ultrasound was 20.31. What does that mean?
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Question 9 of 10
9. Question
How do you determine the accuracy of a test? What was the accuracy of USS compared to radiograph in this paper?
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Question 10 of 10
10. Question
What are the limitations of the study?
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I need to read more on critical appraisal
Very useful article
Prevalence = Tot disease / Total
= A+C / A+B+C+D