Monday, January 11, 2016

sensitivity,specificity,postive predictive value and negative predictive value

Sensitivity- tests positive correctly/all people positive -TPC/APP
Specificity-tests negative correctly/all people negative-TNC/APN
Positive predictive value- tests positive correctly/tests positive-TPC/TP
Negative predictive value-tests negative correctly/tests negative-TNC/TN
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2 comments:

  1. vanwashSeptember 28, 2017 at 5:44 PM

    :...sensitivity is the extent to which true positives are not missed/overlooked (so false negatives are few) and specificity is the extent to which positives really represent the condition of interest and not some other condition being mistaken for it (so false positives are few)." wikipedia

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  2. vanwashMay 27, 2021 at 12:27 AM

    true positives/all positives=sensitivity
    true negatives/all negatives=specificity

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