TABLE 4

Assessment of accuracy and precision of CLint, ML, CLmet, and CLuptake parameters for the prediction of in vivo clearance

Data were scaled using standard physiologic scaling factors of 200 mg protein/g liver and 40 g liver/kg bodyweight. For in vivo references see Supplemental Table 2.

DrugPredicted/Observed
CLint, MLCLmetCLuptakeCLint, in vivoCLint, MLCLmetCLuptake
ml/min per kilogram
Atorvastatin960 ± 151272 ± 771664 ± 27415930.600.171.04
Cerivastatin377 ± 11138 ± 221333 ± 54215170.250.030.88
Clarithromycin129 ± 2870 ± 3.7371 ± 761211.070.583.07
Erythromycin129 ± 54100 ± 32387 ± 69115.51.120.873.35
Indinavir643 ± 140420 ± 781145 ± 3305012.98.4122.94
Midazolam1851 ± 5361887 ± 144a13311.391.42
Pitavastatin260 ± 1054 ± 8.71201 ± 45111650.220.051.03
Repaglinide353 ± 90206 ± 85767 ± 1524960.710.421.55
Rosuvastatin52 ± 4219 ± 4.01658 ± 51414120.040.011.17
Saquinavir895 ± 2211110 ± 3279282 ± 73519110.981.2210.19
Tolbutamide6.8 ± 3.115 ± 4.4a7.40.921.96
Valsartan47 ± 2617 ± 5.1171 ± 2615540.030.010.11
GMFE3.136.412.94
RMSE7799152771
  • a Data calculated from conventional depletion assay using eq. 1.