Massachusetts Medical Society: Question 1

Question 1

 

Question:

 

Patient A has twice the average risk for developing a cancer, and Patient B is at average risk. The cancer that occurs in higher risk patients is known to have the same potential for spread as the cancer occurring in average risk patients. There is an effective screening test for the cancer that reduces cancer-specific mortality by 40% in average risk patients. It is likely that:

 

 

 

Answers

Answer:

The 40% mortality reduction will not apply to patient A.
 

 

Correct Answer? 

 

Explanation:

 

Answers

Answer:

Patient A will have a mortality reduction of 2x40% = 80%.
 

 

Correct Answer? 

 

Explanation:

 

Answers

Answer:

Over a lifetime of screening 100 patients like patient A, more patients will avoid death from the cancer than will avoid death from the cancer from screening 100 patients like patient B.
 

 

Correct Answer? 

 

Explanation:

 

Answers

Answer:

Over a lifetime of screening 100 patients like patient A, 80 will benefit by avoiding death from the cancer
 

 

Correct Answer? 

 

Explanation:

 

Answers

Answer:

Both b and d.
 

 

Correct Answer? 

 

Explanation:

 

 

Format:

Radio buttons (single select)

 

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