Research Techniques Made Simple: COMPARATIVE EFFECTIVENESS RESEARCH

For details, we refer you to the article “Research Techniques Made Simple:  COMPARATIVE EFFECTIVENESS RESEARCH” by Vinod E Nambudiri and Abrar Qureshi at http://www.jidonline.org.

 

Questions

1.  Study designs used for comparative effectiveness research include:

a) Systematic review

b) Randomized controlled trial

c) Cross sectional study

d) All of the above

 

2. Differences in survival between two treatment groups are best compared using which of the following statistical methods?

a) Paired t-test

b) Log-rank test

c) ANOVA

d) Fisher’s exact test

 

3. The intraclass correlation coefficent representing the best degree of agreement between two diagnostic tools among the following is:

a) ICC < 0.01

b) ICC = 0.05

c) ICC = 0.50

d) ICC = 0.95

 

____________________________________

 

Answers:

 

1.  Study designs used for comparative effectiveness research include:

d) All of the above

 

2. Differences in survival between two treatment groups are best compared using which of the following statistical methods?

               b) Log-rank test

 

3. The intraclass correlation coefficent representing the best degree of agreement between two diagnostic tools among the following is:

               d) ICC = 0.95

 

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