A study is conducted to assess the effect of a new screening test on the mortality rate of prostate cancer. Prior to implementation of screening, the overall 5-year survival rate was 70%. After initiating the screening in the randomly selected study population, the 5-year survival rate increases to 85°/o. During this time, there were no changes in the treatment of prostate cancer. The apparent decrease in mortality could be due to which of the following types of bias?
A) Compliance
B) Lead-time
C) Recall
D) Selection
A study is conducted to assess the effect of a new screening test on the mortality rate of prostate cancer. Prior to imp
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