Your Guide To Critical Appraisals In A Job
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Critical appraisal is the process of carefully and systematically assessing the outcome of scientific research (evidence) to judge its trustworthiness, value and relevance in a particular context. This is your guide to Critical Appraisals in a Job!
- 1.Of 400 patients who received the flu vaccination and 379 patients who had not, 19 and 30 (respectively) developed the flu during the 12 month follow up. Select the study design that best suits this scenario
- A.
Systematic review
- B.
Randomised Controlled Trial
- C.
Cohort Study
- D.
Case-control Study
- 2.A study to test the relationship between chocolate and the development of cardiovascular disease reports that the relationship is not statistically significant at the 5% level with p = 0.11 Based solely on this p value, it would be appropriate to report that:
- A.
Chocolate is not related to cardiovascular disease
- B.
The study has failed to demonstrate a relationship but the existence of a relationship cannot be ruled out
- C.
If the study included fewer patients, the relationship would probably have met the criteria for significance.
- D.
We must avoid eating chocolate
- 3.A 95% Confidence Interval provides information about:
- A.
Whether a result is statistically significant or not
- B.
Provides an upper bound for the effect size
- C.
Whether the result is clinically significant or not
- D.
All of the above
- 4.Select True or False: Randomised Controlled Trial (RCT) is the best design for studies on effectiveness of a therapy
- A.
True
- B.
False
- 5.Patients should be analysed in the groups to which they were randomised (i.e. intention-to-treat analysis), regardless of whether they actually received the treatment or not
- A.
True
- B.
False
- 6.A result is NOT statistically significant if the 95% confidence interval of the relative risk crosses the value "1"
- A.
True
- B.
False
- 7.An outcome is NOT statistically significant if the 95% confidence interval of the absolute risk reduction crosses the value “0”
- A.
True
- B.
False
Questions: 99 | Attempts: 6076 | Last updated: Nov 19, 2020
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Sample QuestionThe federal legislation that resulted in state licensing and certification of appraisers in federally related transactions was?
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