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Comparison of the quantitation results of the current method to the validated LC-MS/MS method [4, 5]
| Subject ID | Adherence level | TFV-DP concentration from the validated method (fmol/punch) (n = 1) | Calculated concentration from the current method (fmol/punch) (n = 4) | Bias (%) | RSD (%) |
|---|---|---|---|---|---|
| 1 | High | 1297 | 1055 | − 19 | 6.9 |
| 2 | High | 1021 | 947 | − 7 | 11.8 |
| 3 | High | 2977 | 2190 | − 26 | 3.6 |
| 4 | Medium | 671 | 630 | − 6 | 13.3 |
| 5 | High | 1754 | 1345 | − 23 | 9.8 |
