Table 3.
Comparison of ROC results for each method for A) ACS and B) UAP. Both sTnI and hsTnI had superior area under the curve (AUC) to cTn for diagnosis or exclusion of each outcome at first and second draw; no difference in AUC was observed between sTnI and hsTnI.
| A) | |||||
|---|---|---|---|---|---|
| Time point | AUC cTn | AUC sTnI | AUC hsTnI | P value cTn vs sTnI |
P value cTn vs hsTnI |
| Baseline | 0.50 | 0.71 | 0.70 | <0.001 | <0.001 |
| 90–155 minutes | 0.50 | 0.73 | 0.72 | <0.001 | <0.001 |
| 210–300 minutes | 0.60 | 0.69 | 0.69 | 0.24 | 0.24 |
| B) | |||||
|---|---|---|---|---|---|
| Time point | AUC cTn | AUC sTnI | AUC hsTnI | P value cTn vs sTnI |
P value cTn vs hsTnI |
| Baseline | 0.50 | 0.63 | 0.63 | 0.008 | 0.01 |
| 90–155 minutes | 0.50 | 0.65 | 0.64 | 0.01 | 0.02 |
| 210–300 minutes | 0.55 | 0.63 | 0.63 | 0.40 | 0.40 |