Table 2

Population pharmacokinetic parameter estimates

Base modelFinal modelBootstrap
(977/1000 successful)
ParametersPopulation mean (%RSE)Median (2.5 to 97.5 percentile)
 Elimination rate (1/hour)0.0317 (13%)0.0408 (15%)0.0411 (0.0318 to 0.0558)
 Volume (L)216 (22%)233 (17%)228 (167 to 312)
 Absorption rate (1/hour)3.43 (fixed)3.43 (fixed)3.43 (fixed)
 Volume: age exponent0.775 (13%)0.780 (0.601 to 1.01)
 Elimination rate: creatinine clearance exponent0.850 (24%)0.842 (0.470 to 1.25)
 Fluconazole elimination rate (1/hour)0.0268 (5%)0.0267 (0.0234 to 0.0321)
Between-subject variability
ωke 2 0.219 (51%)0.262 (40%)0.256 (0.0858 to 0.590)
ωV 2 0.991 (27%)0.329 (35%)0.291 (0.0637 to 0.518)
Residual errorSD (%RSE)
 Additive (µg/L)4.24 (14%)3.69 (13%)3.65 (3.16 to 4.14)