Table 2 Diagnostic accuracy of point-of-care test for cardiac troponin T (POCT-cTnT) and high sensitivity cardiac troponin T (hs-cTnT) to find acute myocardial infarction (AMI) and the combination of AMI or unstable angina (UA)
Sensitivity | Specificity | PPV | NPV | |||||
|---|---|---|---|---|---|---|---|---|
n | % | n | % | n | % | n | % | |
AMI | ||||||||
POCT-cTnT | 2/3 | 67 | 110/112 | 98 | 2/4 | 50 | 110/111 | 99 |
hs-cTnT | 3/3 | 100 | 84/112 | 75 | 3/31 | 10 | 84/84 | 100 |
AMI/UA | ||||||||
POCT-cTnT | 2/6 | 33 | 107/109 | 98 | 2/4 | 50 | 107/111 | 96 |
hs-cTnT | 5/6 | 83 | 83/109 | 76 | 5/31 | 16 | 83/84 | 99 |