Disease | No Disease | |
Positive test | a |
b |
Negative test | c |
d |
Sensitivity = a/(a+c)
Specificity = d/(b+d)
Positive Predictive Value = a/(a+b)
Negative Predictive Value = d/(c+d)
Copyright 1997-2020 Joseph K. Sunny, Jr. All rights reserved. For licensing options, please contact me at the e-mail address provided. Webpages on this site are for educational purposes only, please consult a professional in the field of interest, a physician or a stock broker. By using this site, you are agreeing to our Terms and Conditions. Privacy Policy.
About the site and its author: Joseph K. Sunny, Jr. MD. Most of the pages are created from my reading or clinical experience.
Contact me at joesunny@gmail.com
if you have any suggestions or questions.
Last
100 visitors on a global map.