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R : Copyright 2006, The R Foundation for Statistical Computing
Version 2.3.1 beta (2006-05-18 r38119)
ISBN 3-900051-07-0
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> library(drfit)
Loading required package: MASS
Loading required package: RODBC
> data(pyrithione)
> rpyr <- drfit(pyrithione,linlogit=TRUE,linlogitWrong=c("MSPT","MSPHI"))
Na Pyrithion: Fitting data...
Waiting for profiling to be done...
Error in prof$getProfile() : number of iterations exceeded maximum of 50
Pyridin: Fitting data...
PyNO: Fitting data...
(PT)2: Fitting data...
Waiting for profiling to be done...
MSO2P: Fitting data...
MSPHI: Fitting data...
Waiting for profiling to be done...
PyS: Fitting data...
Error in nls(response ~ linlogitf(dose, 1, f, logED50, b), data = tmp, :
step factor 0.000488281 reduced below 'minFactor' of 0.000976562
Waiting for profiling to be done...
Error in numericDeriv(form[[3]], names(ind), env) :
Missing value or an infinity produced when evaluating the model
In addition: Warning message:
NaNs produced in: pnorm(q, mean, sd, lower.tail, log.p)
Zn Pyrithion: Fitting data...
Waiting for profiling to be done...
Cu Pyrithion: Fitting data...
Waiting for profiling to be done...
Fe Pyrithion: Fitting data...
Waiting for profiling to be done...
(PyS)2: Fitting data...
Error in nls(response ~ linlogitf(dose, 1, f, logED50, b), data = tmp, :
singular gradient
Waiting for profiling to be done...
MSPT: Fitting data...
Waiting for profiling to be done...
TBT: Fitting data...
Waiting for profiling to be done...
NaJ: Fitting data...
> print(rpyr,digits=3)
Substance ndl n lld lhd mtype logED50 2.5% 97.5% unit sigma
1 Na Pyrithion 20 108 -2.107 2.0 linlogit -0.346 NA NA 然 0.2086
2 Pyridin 19 161 0.592 3.7 inactive NA NA NA 然 NA
3 PyNO 19 81 0.592 3.7 no fit NA NA NA 然 0.0919
4 (PT)2 19 81 -2.408 2.0 linlogit -0.420 -0.533 NA 然 0.2051
5 MSO2P 28 108 -1.709 3.7 inactive NA NA NA 然 NA
6 MSPHI 19 81 0.592 3.7 probit 3.663 3.555 3.8805 然 0.1294
7 PyS 18 80 -0.408 3.0 probit 2.682 NA NA 然 0.1340
8 Zn Pyrithion 27 81 -2.107 2.0 linlogit -0.413 -0.529 -0.2998 然 0.2288
9 Cu Pyrithion 19 79 -2.408 2.0 linlogit -0.307 -0.475 -0.1544 然 0.2449
10 Fe Pyrithion 19 81 -2.408 2.0 linlogit -0.353 -0.500 -0.2146 然 0.2338
11 (PyS)2 20 81 -0.408 3.0 probit 1.784 1.673 1.8882 然 0.2330
12 MSPT 18 108 -0.408 3.0 probit 2.138 2.071 2.2051 然 0.2288
13 TBT 38 135 -2.709 2.4 linlogit -0.158 -0.260 -0.0505 然 0.1926
14 NaJ 10 108 0.592 3.3 inactive NA NA NA 然 NA
a b c
1 -0.346 2.119 -0.2670
2 NA NA NA
3 NA NA NA
4 -0.420 1.847 -0.5151
5 NA NA NA
6 3.663 0.439 NA
7 2.682 0.125 NA
8 -0.413 1.742 0.6108
9 -0.307 1.015 -0.0490
10 -0.353 1.182 0.0251
11 1.784 0.410 NA
12 2.138 0.211 NA
13 -0.158 1.041 -0.0242
14 NA NA NA
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