QUESTION 1 [2 points] What was the main research question of this RCT? Note: your answer should identify the PICO elements explicitly. (1 sentence) QUESTION 2 What is your judgment of the risk of bias...

QUESTION 1 [2 points]
What was the main research question of this RCT? Note: your answer should identify the PICO elements explicitly. (1 sentence)


QUESTION 2

What is your judgment of the risk of bias present in this RCT?
Use the Cochrane Risk of Bias Assessment tool criteria  to answer this question, specifically, regarding the following items:
2.1. Random sequence allocation [2 points]
2.2. Allocation concealment [2 points]
2.3. Blinding of participants and personnel [2 points]
2.4. Blinding of outcome assessment [2 points]
2.5. Incomplete outcome data [2 points]
2.6. Selective reporting [2 points]
2.7. Other bias [2 points]