Table 2 |
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|
Two-by-two table for a target population |
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| Gold Standard |
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|
|
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| S+ |
S- |
Total |
||
|
|
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| Clinical Test |
T+ |
A = True Positive |
B = False Positive |
A+B |
| T- |
C = False Negative |
D = True Negative |
C+D |
|
|
|
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|
2.1 PPV = P(S+|T+) =
2.2 NPV = P(S-|T-) =
2.3 PPR =
2.4 NPR =
Error terms for the target population: αp = False Positive Rate = FPR =
βp = False Negative Rate = FNR =
|
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|
Linn and Grunau Epidemiologic Perspectives & Innovations 2006 3:11 doi:10.1186/1742-5573-3-11 |
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