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9 Cards in this Set
- Front
- Back
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Sensitivity |
Ability of test to detect disease |
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Sensitivity calculation |
#true positive tests/#of all positive tests detected by gold standard |
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Specificity |
Ability of test to identify normalcy |
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Specificity calculation |
# true negative tests/# all negative tests by gold standard |
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Positive Predictive value (PPV) |
How often positive study is correct |
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PPV calculation |
#true positive tests/#all positive noninvasive studies (true positive + false positives) |
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Negative predictive value (NPV) |
How often negative study is correct |
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NPV calculation |
#true negative tests/ #all negative noninvasive studies |
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Accuracy calculation |
Total#of correct tests/total # all studies |
