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Table 3 PK model development process

From: Saturable human neopterin response to interferon-α assessed by a pharmacokinetic-pharmacodynamic model

Step

Model testeda

Objective function value

1

One-compartment model with first-order absorption

2138.416

 

One-compartment model with first-order absorption (with lag-time)

2130.609

2

Two-compartment model with first-order absorption

2037.527

 

Two-compartment model with first-order absorption (with lag-time)

1993.071

 

Two-compartment model with saturable absorption (Michaelis Menten absorption)

2140.583

3

Two-compartment model with zero-order absorption

1885.795

4

One-compartment model with a mixture of zero and first-order absorption

1879.067

 

One-compartment model with Michaelis Menten elimination and a mixture of zero- and first-order absorption

2163.942

  1. aThe elimination process was assumed to follow first-order kinetics.