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. 2016 Mar 2;43:223–234. doi: 10.1007/s10928-016-9468-y

Table 1.

Models, parameter values (θ,Ω,σ) and effect sizes (θH) used for the evaluation of the algorithms

Structural model Parameter model Parameter values
θH θ Ω Σ
1. Binary
 P(yij|ηi)=p(tj)ifyij=11-p(tj)ifyij=0 p(t)=expit(b+at) b=θ1+ηi1a=(θ2+ηi2)(1-θHzi) 0.3 -14 0.4004
2. Time-to-event (TTE)
 P(yi)=h(yi)S(yi)ifyi<TS(T)ifyi=T lclh(t)=λγ(λ·t)γ-1S(t)=exp(-0th(x)dx) λ=θ1exp(θHzi)γ=θ2 0.4 0.22
3. Count
 P(yij|ηi)=λ(tj)yijyij!e-λ(tj) λ(t)=b+A(1-exp(-k·t)) bi=θ1exp(ηi1)Ai=θ2exp(ηi2)ki=θ3exp(ηi3+θHz~i) 0.3 142 0.090000.090000.09
4. PK [12]
 yij=A1(tj)V(1+εij) dA1dt=QVpA2-ClV+QVA1dA2dt=QVA1-QVpA2 Cl=θ1exp(ηi1)(1+θHz~i)V=θ2exp(ηi2)Q=θ3exp(ηi3)Vp=θ4 0.2 0.040.143.622.9 0.0900.1600.0400.1601.23 0.06
5. PKPD [8]
 yij=A2(tj)V(1+ε1,ij)yij=R(tj)+ε2,ij dA1dt=-kaA1dA2dt=kaA1-ClVA2dRdt=koA2V/(C50+A2V)-koR Cl=θ1exp(ηi1)V=θ2exp(ηi2)ka=θ3ko=θ4exp(ηi3)C50=θ5exp(ηi4)(1+θHzi) 0.3 1010020.20.3 0.4900000.4900000.4900000.49 0.040.04