Table 1: 2 × 2 Contingency table.
|
References Test |
||||
|
With Disease |
Without Disease |
Total |
||
|
Test |
Positive |
a (TP) |
b (FP) |
a + b |
|
Negative |
c (FN) |
d (TN) |
c + d |
|
|
Total |
a + c |
b + d |
a + b + c + d |
|