Biostatistics - Negative and Positive Predictive Values

Описание к видео Biostatistics - Negative and Positive Predictive Values

Although clinical tests are sometimes helpful in establishing the diagnosis, they don't always tell you the truth. Well, don't worry, ATP does ;)
In this video we will talk about negative and positive predictive values, and how you can employ this concept with pretest probabilities to get a meaningful answer of your clinical test's results.

Contents:
0:15 - Negative predictive value (NPV)
1:22 - Positive predictive value (PPV)
1:46 - Prevalence
3:23 - Example about NPV, PPV, & Prevalence

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