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Category: Psychiatry--->Basic Statistics
Page: 20

Question 96# Print Question

If the area under the curve (AUC) for the new test was found to be 0.5, what does it mean?

A. The test can discriminate a depressed from a non-depressed person with high accuracy
B. The test can discriminate a depressed from a non-depressed person with moderate accuracy
C. The test cannot discriminate a depressed from a non-depressed person
D. The test is half as good as the gold standard test
E. The test can identify 50% of depressed patients correctly


Question 97# Print Question

A meta-analysis of seven RCTs that compared a new antidepressant X with placebo was conducted. Effect size analysis for the change in HAMD scores are shown in the graph above. With respect to the graph below, answer Questions 97–99.

What is the name of the graph shown above?

A. Funnel plot
B. Galbraith plot
C. L’Abbé plot
D. Scatter plot
E. Forest plot


Question 98# Print Question

How many studies in the meta-analysis show statistically significant advantage for the new antidepressant?

A. 1
B. 2
C. 4
D. 6
E. 7


Question 99# Print Question

Which of the trials has the greatest weight on the overall analysis?

A. Trial 1
B. Trial 3
C. Trial 4
D. Trial 6
E. Trial 7


Question 100# Print Question

In which of the following situations is sensitivity analysis especially recommended while conducting a meta-analysis?

A. Presence of a high degree of homogeneity
B. Any meta-analysis of continuous data
C. Any meta-analysis of economic data
D. Presence of significant publication bias
E. Pooled outcome showing a large effect of intervention




Category: Psychiatry--->Basic Statistics
Page: 20 of 20