What are 2 reasons for false positive or false negative clinical trial results?
Random error and bias.
What is the definition of bias?
Any systematic error in data collection or interpretation.
Can you correct for bias with fancy statistical tests.
No. Statistical tests are used to assess random error, not bias.
This brief visual tutorial is intended to provide an intuitive understanding of bias in the medical literature. Make sure to cement your knowledge of this difficult material by answering the 3 quiz questions!