A study aims to evaluate the impact of screening for colorectal - TopicsExpress



          

A study aims to evaluate the impact of screening for colorectal cancer by means of faecal occult blood testing. It is found that patients detected by this method tend to survive longer than patients presenting with a complication of the tumour. It is concluded that faecal occult blood testing improves the chances of survival. This study demonstrates a) recall bias b) chronologic Bias c) lead-time bias d) publication bias e) selection bias To get Correct answers please visit : usmlemcq/?p=33
Posted on: Tue, 07 Oct 2014 06:30:58 +0000

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