Table 1.

Model parameters and start values of the fitting parameters

Parameter	Standard approach	Iterative approach
R K [nmol]	1.4a	2.1 ± 0.8b
R L [nmol]	2.1a	1.8 ± 0.7b
R S [nmol]	3.8a	3.5 ± 3.1b
R R [nmol]	6.4a	7.3 ± 2.5b
V T [l]	0.3a	0.2 ± 0.3b
f T [ml/min/g]	0.2 ± 0.1b	0.25 ± 0.06b
f ex [%]	96 ± 1.0b	96c
GFR [ml/min]	57.4a	64.4 ± 15.1b
λ deg,T [10−4/min]	1.1a	1.5 ± 0.6b
λ deg,K [10−4/min]	1.1 ± 0.1b	1.1c
λ deg,L [10−4/min]	0.5 ± 0.1b	0.5c
λ deg,S [10−4/min]	1.6 ± 0.1b	1.6c
λ deg,R [10−4/min]	1.3 ± 0.1b	1.3c
# of fitting parameters	13	8

^aAdjustable parameters

^bBayes parameters with mean ± SD

^cFixed parameter values