Test result | Cinical condition | 1 | 0 | |
---|
+ | d1 | d0 | d = n+ |
– | h1 | h0 | h = n− |
| n1 | n0 | n |
- ‘True positives’ = d1 = the patient has the clinical condition [1] and the clinical test is positive (+)
- ‘False positives’ = d0 = the patient does not have the clinical condition (0) but the clinical test is positive (+)
-
‘True negatives’
= h0 = the patient does not have the clinical condition (0) and the clinical test is negative (−)
- ‘False negatives’ = h1 = the patient has the clinical condition [1] and the clinical test is negative (−)
-
d = sum of ‘True Positives’ & ‘False Positives’
-
h = sum of ‘True negatives’ & ‘false negatives’