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-   -   Repeated USMLE Questions Step 1- 637 (https://www.usmle-forums.com/usmle-step-1-forum/622517-repeated-usmle-questions-step-1-637-a.html)

sohag100 01-16-2019 09:15 PM

Repeated USMLE Questions Step 1- 637
 
A study is conducted to evaluate the action of a new oral antidiabetic drug in patients with a new onset type 2 diabetes. All patients involved in the study are informed that they would be treated with a new oral antidiabetic drug. They are divided into three groups and each group would be treated with a different dose. Drug assessment is determined based on testing serum glucose and HgA1C regularly throughout the study.
Which of the following best describes this type of study?
A-Case-control study
B-Randomized controlled trial
C-Single blind clinical trial
D-Double blind clinical trial
E-Cross sectional study
Answer


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