Cheng Yan

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Questions related from Cheng Yan

Why case-controlled study is more bias prone than cohort study?

I noticed from several articles saying that case-controlled study is more bias prone than cohort study (in the context of cancer early detection using molecular marker). I spent sometime to try to...

18 November 2020 2,011 4 View

What are the pros of retrospective cohort study over case-controlled study?

If I understand correctly, retrospective cohort study collect data by recall, just as case-controlled study. Both of them suffer from recall bias. What is the pros of retrospective cohort study...

18 November 2020 4,686 3 View