Table 4. Calibration curve equations for clopidogrel, 2-Oxo-CLP, and CAMD .
| Compound (ng/mL) | Calibration curve equations | Correlation coefficient (r) |
| 2-Oxo-CLP: 2-oxo-clopidogrel; CAMD: clopidogrel active metabolite derivative. | ||
| Clopidogrel (0.05–50.0) | Pclopidogrel/PIS=0.08147×Cclopidogrel +0.001820 | 0.9984 |
| 2-Oxo-CLP (0.5–50.0) | P2-OXO-CLP/PIS=0.009094×C2-Oxo-CLP +0.0003292 | 0.9974 |
| CAMD (0.5–100.0) | PCAMD/PIS=0.01072×CCAMD+0.0004895 | 0.9979 |