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The lecture Physical Exam Likelihood Ratios by Stephen Holt, MD, MS is from the course Introduction to Physical Examination.
What information is found on a likelihood ratio nomogram?
Which variable or variables is/are necessary to calculate a posttest probability?
How do you calculate the pretest odds of a patient having the disease you are testing for?
By how much does a likelihood ratio of 5 increase the posttest probability?
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The lecture shows me the roots of understanding how to apply evidence based to physical examination