Dear NMUsers
I’m (once again) trying to implement the M3 method for BLQ data, this time with
a transit compartment approach, rather than using lag times which were causing
me all sorts of problems previously…
My current runs are terminating with E=134, this is very familiar territory but
my table files aren’t being produced because of:
0IN TABLE 1, ROW 1, PRED−DEFINED ITEM, NUMBER 7
IS LARGER THAN .3D+39
PROGRAM TERMINATED
I’ve not encountered this type of problem before and I’m not clear what it
means, I’d be grateful for any advice ☺
With thanks and all best wishes
Ann
$PROBLEM Step1&2 PK 3comp BLQ 9transit eta ktr dur NSIG=4 SIGL=12 allometric
$INPUT ID DOSE AMT RATE DUR TIME LNDV DV EVID ART FLG AGE WGT MDV
$DATA Step1&2PKBLQnoABSLNv3.csv IGNORE=#
$SUBROUTINES ADVAN13 TOL=9
$MODEL
NCOMPS=12
COMP(CENTRAL, DEFOBS) ;1
COMP(PERIPH1) ;2
COMP(PERIPH2) ;3
COMP(TRANS1, DEFDOSE) ;4
COMP(TRANS2) ;5
COMP(TRANS3) ;6
COMP(TRANS4) ;7
COMP(TRANS5) ;8
COMP(TRANS6) ;9
COMP(TRANS7) ;10
COMP(TRANS8) ;11
COMP(TRANS9) ;12
$PK
TVCL=THETA(1)*(WGT/70)**0.75
TVQ2=THETA(2)*(WGT/70)**0.75
TVQ3=THETA(3)*(WGT/70)**0.75
TVV1=THETA(4)*(WGT/70)**1
TVV2=THETA(5)*(WGT/70)**1
TVV3=THETA(6)*(WGT/70)**1
CL=TVCL*EXP(ETA(1))
Q2=TVQ2*EXP(ETA(2))
Q3=TVQ3*EXP(ETA(3))
V1=TVV1*EXP(ETA(4))
V2=TVV2*EXP(ETA(5))
V3=TVV3*EXP(ETA(6))
K10=CL/V1
K12=Q2/V1
K13=Q3/V1
K21=Q2/V2
K31=Q3/V3
IF (DUR.EQ.10) THEN
KTR=THETA(7)*EXP(ETA(7))
ELSE
KTR=THETA(8)*EXP(ETA(7))
ENDIF
S1=V1
$DES
DADT(1)=A(12)*KTR + A(2)*K21 + A(3)*K31 - A(1)*(K10+K12+K13)
DADT(2)=A(1)*K12 - A(2)*K21
DADT(3)=A(1)*K13 - A(3)*K31
DADT(4)=-A(4)*KTR
DADT(5)=A(4)*KTR - A(5)*KTR
DADT(6)=A(5)*KTR - A(6)*KTR
DADT(7)=A(6)*KTR - A(7)*KTR
DADT(8)=A(7)*KTR - A(8)*KTR
DADT(9)=A(8)*KTR - A(9)*KTR
DADT(10)=A(9)*KTR - A(10)*KTR
DADT(11)=A(10)*KTR - A(11)*KTR
DADT(12)=A(11)*KTR - A(12)*KTR
$ERROR
SIG1=THETA(9)
LOQ = LOG(0.4)
IPRED = LOG(F)
DUM = (LOQ-IPRED)/(SIG1)
CUMD=PHI(DUM)
IF(FLG.EQ.0)THEN ; FLG=0, MDV=0 non BQL values
F_FLAG=0
Y=LOG(F) + SIG1*ERR(1) ;+ .0001
ENDIF
IF(FLG.EQ.1)THEN ; FLG=1, MDV=0 BQL values
F_FLAG=1
Y=CUMD
ENDIF
$THETA (0, 683) ;CL
$THETA (0, 231) ;Q2
$THETA (0, 2670) ;Q3
$THETA (0, 5260) ;V1
$THETA (0, 55800) ;V2
$THETA (0, 38000) ;V3
$THETA (0, 14.8) ;KTR 10 min infusions
$THETA (0, 60.2) ;KTR 1 min infusions
$THETA (0, 7) ;SIG1
$OMEGA (0.01) ; ETA CL
$OMEGA (0 FIX) ; ETA Q2
$OMEGA (0 FIX) ; ETA Q3
$OMEGA (0 FIX) ; ETA V1
$OMEGA (0 FIX) ; ETA V2
$OMEGA (0 FIX) ; ETA V3
$OMEGA (0 FIX) ; ETA KTR
$SIGMA (0.1)
$ESTIMATION METHOD=1 LAPLACE NUMERICAL PRINT=1 MAX=9999 NOABORT NSIG=3 SIGL=9
;POSTHOC INTER
MSFO=msfo.outputfile
;$COVR UNCONDITIONAL
$TABLE ID EVID AMT TIME IPRED PRED CWRES
NOPRINT FILE=AllRecords.txt
$TABLE ID CL Q2 Q3 V1 V2 V3
ETA1 ETA2 ETA3 ETA4 ETA5 ETA6 ETA7
FIRSTONLY NOPRINT NOAPPEND FILE=FirstRecords.txt