The datasets were extracted from the active substance evaluation dossier published by EFSA. Kinetic evaluations shown for these datasets are intended to illustrate and advance kinetic modelling. The fact that these data and some results are shown here does not imply a license to use them in the context of pesticide registrations, as the use of the data may be constrained by data protection regulations.

dimethenamid_2018

Format

An mkindsg object grouping eight datasets with some meta information

Source

Rapporteur Member State Germany, Co-Rapporteur Member State Bulgaria (2018) Renewal Assessment Report Dimethenamid-P Volume 3 - B.8 Environmental fate and behaviour Rev. 2 - November 2017 http://registerofquestions.efsa.europa.eu/roqFrontend/outputLoader?output=ON-5211

Details

The R code used to create this data object is installed with this package in the 'dataset_generation' directory. In the code, page numbers are given for specific pieces of information in the comments.

Examples

print(dimethenamid_2018)
#> <mkindsg> holding 8 mkinds objects #> Title $title: Aerobic soil degradation data on dimethenamid-P from the EU assessment in 2018 #> Occurrence of observed compounds $observed_n: #> DMTAP M23 M27 M31 DMTA #> 4 7 7 7 4 #> Time normalisation factors $f_time_norm: #> [1] 1.0000000 0.9706477 0.9706477 1.2284784 1.2284784 0.6233856 0.7678922 #> [8] 0.6733938 #> Meta information $meta: #> study usda_soil_type study_moisture_ref_type #> Calke Unsworth 2014 Sandy loam pF2 #> Borstel 1 Staudenmaier 2013 Sand pF1 #> Borstel 2 Staudenmaier 2009 Sand pF1 #> Elliot 1 Wendt 1997 Clay loam pF2.5 #> Elliot 2 Wendt 1997 Clay loam pF2.5 #> Flaach König 1996 Sandy clay loam pF1 #> BBA 2.2 König 1995 Loamy sand pF1 #> BBA 2.3 König 1995 Sandy loam pF1 #> rel_moisture study_ref_moisture temperature #> Calke 1.00 NA 20 #> Borstel 1 0.50 23.00 20 #> Borstel 2 0.50 23.00 20 #> Elliot 1 0.75 33.37 23 #> Elliot 2 0.75 33.37 23 #> Flaach 0.40 NA 20 #> BBA 2.2 0.40 NA 20 #> BBA 2.3 0.40 NA 20
dmta_ds <- lapply(1:8, function(i) { ds_i <- dimethenamid_2018$ds[[i]]$data ds_i[ds_i$name == "DMTAP", "name"] <- "DMTA" ds_i$time <- ds_i$time * dimethenamid_2018$f_time_norm[i] ds_i }) names(dmta_ds) <- sapply(dimethenamid_2018$ds, function(ds) ds$title) dmta_ds[["Borstel"]] <- rbind(dmta_ds[["Borstel 1"]], dmta_ds[["Borstel 2"]]) dmta_ds[["Borstel 1"]] <- NULL dmta_ds[["Borstel 2"]] <- NULL dmta_ds[["Elliot"]] <- rbind(dmta_ds[["Elliot 1"]], dmta_ds[["Elliot 2"]]) dmta_ds[["Elliot 1"]] <- NULL dmta_ds[["Elliot 2"]] <- NULL # \dontrun{ dfop_sfo3_plus <- mkinmod( DMTA = mkinsub("DFOP", c("M23", "M27", "M31")), M23 = mkinsub("SFO"), M27 = mkinsub("SFO"), M31 = mkinsub("SFO", "M27", sink = FALSE), quiet = TRUE ) f_dmta_mkin_tc <- mmkin( list("DFOP-SFO3+" = dfop_sfo3_plus), dmta_ds, quiet = TRUE, error_model = "tc") nlmixr_model(f_dmta_mkin_tc)
#> With est = 'saem', a different error model is required for each observed variableChanging the error model to 'obs_tc' (Two-component error for each observed variable)
#> function () #> { #> ini({ #> DMTA_0 = 98.7697627680706 #> eta.DMTA_0 ~ 2.35171765917765 #> log_k_M23 = -3.92162409637283 #> eta.log_k_M23 ~ 0.549278519419884 #> log_k_M27 = -4.33774620773911 #> eta.log_k_M27 ~ 0.864474956685295 #> log_k_M31 = -4.24767627688461 #> eta.log_k_M31 ~ 0.750297149164171 #> log_k1 = -2.2341008812259 #> eta.log_k1 ~ 0.902976221565793 #> log_k2 = -3.7762779983269 #> eta.log_k2 ~ 1.57684519529298 #> g_qlogis = 0.450175725479389 #> eta.g_qlogis ~ 3.0851335687675 #> f_DMTA_tffm0_1_qlogis = -2.09240906629456 #> eta.f_DMTA_tffm0_1_qlogis ~ 0.3 #> f_DMTA_tffm0_2_qlogis = -2.18057573598794 #> eta.f_DMTA_tffm0_2_qlogis ~ 0.3 #> f_DMTA_tffm0_3_qlogis = -2.14267187609763 #> eta.f_DMTA_tffm0_3_qlogis ~ 0.3 #> sigma_low_DMTA = 0.697933852349996 #> rsd_high_DMTA = 0.0257724286053519 #> sigma_low_M23 = 0.697933852349996 #> rsd_high_M23 = 0.0257724286053519 #> sigma_low_M27 = 0.697933852349996 #> rsd_high_M27 = 0.0257724286053519 #> sigma_low_M31 = 0.697933852349996 #> rsd_high_M31 = 0.0257724286053519 #> }) #> model({ #> DMTA_0_model = DMTA_0 + eta.DMTA_0 #> DMTA(0) = DMTA_0_model #> k_M23 = exp(log_k_M23 + eta.log_k_M23) #> k_M27 = exp(log_k_M27 + eta.log_k_M27) #> k_M31 = exp(log_k_M31 + eta.log_k_M31) #> k1 = exp(log_k1 + eta.log_k1) #> k2 = exp(log_k2 + eta.log_k2) #> g = expit(g_qlogis + eta.g_qlogis) #> f_DMTA_tffm0_1 = expit(f_DMTA_tffm0_1_qlogis + eta.f_DMTA_tffm0_1_qlogis) #> f_DMTA_tffm0_2 = expit(f_DMTA_tffm0_2_qlogis + eta.f_DMTA_tffm0_2_qlogis) #> f_DMTA_tffm0_3 = expit(f_DMTA_tffm0_3_qlogis + eta.f_DMTA_tffm0_3_qlogis) #> f_DMTA_to_M23 = f_DMTA_tffm0_1 #> f_DMTA_to_M27 = f_DMTA_tffm0_2 * (1 - f_DMTA_tffm0_1) #> f_DMTA_to_M31 = f_DMTA_tffm0_3 * (1 - f_DMTA_tffm0_2) * #> (1 - f_DMTA_tffm0_1) #> d/dt(DMTA) = -((k1 * g * exp(-k1 * time) + k2 * (1 - #> g) * exp(-k2 * time))/(g * exp(-k1 * time) + (1 - #> g) * exp(-k2 * time))) * DMTA #> d/dt(M23) = +f_DMTA_to_M23 * ((k1 * g * exp(-k1 * time) + #> k2 * (1 - g) * exp(-k2 * time))/(g * exp(-k1 * time) + #> (1 - g) * exp(-k2 * time))) * DMTA - k_M23 * M23 #> d/dt(M27) = +f_DMTA_to_M27 * ((k1 * g * exp(-k1 * time) + #> k2 * (1 - g) * exp(-k2 * time))/(g * exp(-k1 * time) + #> (1 - g) * exp(-k2 * time))) * DMTA - k_M27 * M27 + #> k_M31 * M31 #> d/dt(M31) = +f_DMTA_to_M31 * ((k1 * g * exp(-k1 * time) + #> k2 * (1 - g) * exp(-k2 * time))/(g * exp(-k1 * time) + #> (1 - g) * exp(-k2 * time))) * DMTA - k_M31 * M31 #> DMTA ~ add(sigma_low_DMTA) + prop(rsd_high_DMTA) #> M23 ~ add(sigma_low_M23) + prop(rsd_high_M23) #> M27 ~ add(sigma_low_M27) + prop(rsd_high_M27) #> M31 ~ add(sigma_low_M31) + prop(rsd_high_M31) #> }) #> } #> <environment: 0x555559c2bd78>
f_dmta_nlmixr_focei <- nlmixr(f_dmta_mkin_tc, est = "focei", control = nlmixr::foceiControl(print = 500))
#> parameter labels from comments are typically ignored in non-interactive mode
#> Need to run with the source intact to parse comments
#> → creating full model...
#> → pruning branches (`if`/`else`)...
#> done
#> → loading into symengine environment...
#> done
#> → creating full model...
#> → pruning branches (`if`/`else`)...
#> done
#> → loading into symengine environment...
#> done
#> → calculate jacobian
#> [====|====|====|====|====|====|====|====|====|====] 0:00:02 #>
#> → calculate sensitivities
#> [====|====|====|====|====|====|====|====|====|====] 0:00:04 #>
#> → calculate ∂(f)/∂(η)
#> [====|====|====|====|====|====|====|====|====|====] 0:00:01 #>
#> → calculate ∂(R²)/∂(η)
#> [====|====|====|====|====|====|====|====|====|====] 0:00:08 #>
#> → finding duplicate expressions in inner model...
#> [====|====|====|====|====|====|====|====|====|====] 0:00:07 #>
#> → optimizing duplicate expressions in inner model...
#> [====|====|====|====|====|====|====|====|====|====] 0:00:07 #>
#> → finding duplicate expressions in EBE model...
#> [====|====|====|====|====|====|====|====|====|====] 0:00:00 #>
#> → optimizing duplicate expressions in EBE model...
#> [====|====|====|====|====|====|====|====|====|====] 0:00:00 #>
#> → compiling inner model...
#>
#> done
#> → finding duplicate expressions in FD model...
#>
#> → optimizing duplicate expressions in FD model...
#>
#> → compiling EBE model...
#>
#> done
#> → compiling events FD model...
#>
#> done
#> Needed Covariates:
#> [1] "CMT"
#> RxODE 1.1.0 using 8 threads (see ?getRxThreads) #> no cache: create with `rxCreateCache()`
#> Key: U: Unscaled Parameters; X: Back-transformed parameters; G: Gill difference gradient approximation #> F: Forward difference gradient approximation #> C: Central difference gradient approximation #> M: Mixed forward and central difference gradient approximation #> Unscaled parameters for Omegas=chol(solve(omega)); #> Diagonals are transformed, as specified by foceiControl(diagXform=) #> |-----+---------------+-----------+-----------+-----------+-----------| #> | #| Objective Fun | DMTA_0 | log_k_M23 | log_k_M27 | log_k_M31 | #> |.....................| log_k1 | log_k2 | g_qlogis |f_DMTA_tffm0_1_qlogis | #> |.....................|f_DMTA_tffm0_2_qlogis |f_DMTA_tffm0_3_qlogis | sigma_low | rsd_high | #> |.....................| o1 | o2 | o3 | o4 | #> |.....................| o5 | o6 | o7 | o8 | #> |.....................| o9 | o10 |...........|...........| #> calculating covariance matrix #> done
#> Calculating residuals/tables
#> done
#> Warning: initial ETAs were nudged; (can control by foceiControl(etaNudge=., etaNudge2=))
#> Warning: last objective function was not at minimum, possible problems in optimization
#> Warning: S matrix non-positive definite
#> Warning: using R matrix to calculate covariance
#> Warning: gradient problems with initial estimate and covariance; see $scaleInfo
summary(f_dmta_nlmixr_focei)
#> nlmixr version used for fitting: 2.0.4 #> mkin version used for pre-fitting: 1.0.5 #> R version used for fitting: 4.1.0 #> Date of fit: Thu Jun 17 14:04:58 2021 #> Date of summary: Thu Jun 17 14:04:58 2021 #> #> Equations: #> d_DMTA/dt = - ((k1 * g * exp(-k1 * time) + k2 * (1 - g) * exp(-k2 * #> time)) / (g * exp(-k1 * time) + (1 - g) * exp(-k2 * time))) #> * DMTA #> d_M23/dt = + f_DMTA_to_M23 * ((k1 * g * exp(-k1 * time) + k2 * (1 - g) #> * exp(-k2 * time)) / (g * exp(-k1 * time) + (1 - g) * #> exp(-k2 * time))) * DMTA - k_M23 * M23 #> d_M27/dt = + f_DMTA_to_M27 * ((k1 * g * exp(-k1 * time) + k2 * (1 - g) #> * exp(-k2 * time)) / (g * exp(-k1 * time) + (1 - g) * #> exp(-k2 * time))) * DMTA - k_M27 * M27 + k_M31 * M31 #> d_M31/dt = + f_DMTA_to_M31 * ((k1 * g * exp(-k1 * time) + k2 * (1 - g) #> * exp(-k2 * time)) / (g * exp(-k1 * time) + (1 - g) * #> exp(-k2 * time))) * DMTA - k_M31 * M31 #> #> Data: #> 568 observations of 4 variable(s) grouped in 6 datasets #> #> Degradation model predictions using RxODE #> #> Fitted in 242.937 s #> #> Variance model: Two-component variance function #> #> Mean of starting values for individual parameters: #> DMTA_0 log_k_M23 log_k_M27 log_k_M31 f_DMTA_ilr_1 f_DMTA_ilr_2 #> 98.7698 -3.9216 -4.3377 -4.2477 0.1380 0.1393 #> f_DMTA_ilr_3 log_k1 log_k2 g_qlogis #> -1.7571 -2.2341 -3.7763 0.4502 #> #> Mean of starting values for error model parameters: #> sigma_low rsd_high #> 0.69793 0.02577 #> #> Fixed degradation parameter values: #> None #> #> Results: #> #> Likelihood calculated by focei #> AIC BIC logLik #> 1936 2031 -945.9 #> #> Optimised parameters: #> est. lower upper #> DMTA_0 98.7698 98.7356 98.8039 #> log_k_M23 -3.9216 -3.9235 -3.9197 #> log_k_M27 -4.3377 -4.3398 -4.3357 #> log_k_M31 -4.2477 -4.2497 -4.2457 #> log_k1 -2.2341 -2.2353 -2.2329 #> log_k2 -3.7763 -3.7781 -3.7744 #> g_qlogis 0.4502 0.4496 0.4507 #> f_DMTA_tffm0_1_qlogis -2.0924 -2.0936 -2.0912 #> f_DMTA_tffm0_2_qlogis -2.1806 -2.1818 -2.1794 #> f_DMTA_tffm0_3_qlogis -2.1427 -2.1439 -2.1415 #> #> Correlation: #> DMTA_0 l__M23 l__M27 l__M31 log_k1 log_k2 g_qlgs #> log_k_M23 0 #> log_k_M27 0 0 #> log_k_M31 0 0 0 #> log_k1 0 0 0 0 #> log_k2 0 0 0 0 0 #> g_qlogis 0 0 0 0 0 0 #> f_DMTA_tffm0_1_qlogis 0 0 0 0 0 0 0 #> f_DMTA_tffm0_2_qlogis 0 0 0 0 0 0 0 #> f_DMTA_tffm0_3_qlogis 0 0 0 0 0 0 0 #> f_DMTA_0_1 f_DMTA_0_2 #> log_k_M23 #> log_k_M27 #> log_k_M31 #> log_k1 #> log_k2 #> g_qlogis #> f_DMTA_tffm0_1_qlogis #> f_DMTA_tffm0_2_qlogis 0 #> f_DMTA_tffm0_3_qlogis 0 0 #> #> Random effects (omega): #> eta.DMTA_0 eta.log_k_M23 eta.log_k_M27 eta.log_k_M31 #> eta.DMTA_0 2.352 0.0000 0.0000 0.0000 #> eta.log_k_M23 0.000 0.5493 0.0000 0.0000 #> eta.log_k_M27 0.000 0.0000 0.8645 0.0000 #> eta.log_k_M31 0.000 0.0000 0.0000 0.7503 #> eta.log_k1 0.000 0.0000 0.0000 0.0000 #> eta.log_k2 0.000 0.0000 0.0000 0.0000 #> eta.g_qlogis 0.000 0.0000 0.0000 0.0000 #> eta.f_DMTA_tffm0_1_qlogis 0.000 0.0000 0.0000 0.0000 #> eta.f_DMTA_tffm0_2_qlogis 0.000 0.0000 0.0000 0.0000 #> eta.f_DMTA_tffm0_3_qlogis 0.000 0.0000 0.0000 0.0000 #> eta.log_k1 eta.log_k2 eta.g_qlogis #> eta.DMTA_0 0.000 0.000 0.000 #> eta.log_k_M23 0.000 0.000 0.000 #> eta.log_k_M27 0.000 0.000 0.000 #> eta.log_k_M31 0.000 0.000 0.000 #> eta.log_k1 0.903 0.000 0.000 #> eta.log_k2 0.000 1.577 0.000 #> eta.g_qlogis 0.000 0.000 3.085 #> eta.f_DMTA_tffm0_1_qlogis 0.000 0.000 0.000 #> eta.f_DMTA_tffm0_2_qlogis 0.000 0.000 0.000 #> eta.f_DMTA_tffm0_3_qlogis 0.000 0.000 0.000 #> eta.f_DMTA_tffm0_1_qlogis eta.f_DMTA_tffm0_2_qlogis #> eta.DMTA_0 0.0 0.0 #> eta.log_k_M23 0.0 0.0 #> eta.log_k_M27 0.0 0.0 #> eta.log_k_M31 0.0 0.0 #> eta.log_k1 0.0 0.0 #> eta.log_k2 0.0 0.0 #> eta.g_qlogis 0.0 0.0 #> eta.f_DMTA_tffm0_1_qlogis 0.3 0.0 #> eta.f_DMTA_tffm0_2_qlogis 0.0 0.3 #> eta.f_DMTA_tffm0_3_qlogis 0.0 0.0 #> eta.f_DMTA_tffm0_3_qlogis #> eta.DMTA_0 0.0 #> eta.log_k_M23 0.0 #> eta.log_k_M27 0.0 #> eta.log_k_M31 0.0 #> eta.log_k1 0.0 #> eta.log_k2 0.0 #> eta.g_qlogis 0.0 #> eta.f_DMTA_tffm0_1_qlogis 0.0 #> eta.f_DMTA_tffm0_2_qlogis 0.0 #> eta.f_DMTA_tffm0_3_qlogis 0.3 #> #> Variance model: #> sigma_low rsd_high #> 0.69793 0.02577 #> #> Backtransformed parameters: #> est. lower upper #> DMTA_0 98.76976 98.73563 98.80390 #> k_M23 0.01981 0.01977 0.01985 #> k_M27 0.01307 0.01304 0.01309 #> k_M31 0.01430 0.01427 0.01433 #> f_DMTA_to_M23 0.10984 NA NA #> f_DMTA_to_M27 0.09036 NA NA #> f_DMTA_to_M31 0.08399 NA NA #> k1 0.10709 0.10696 0.10722 #> k2 0.02291 0.02287 0.02295 #> g 0.61068 0.61055 0.61081 #> #> Resulting formation fractions: #> ff #> DMTA_M23 0.10984 #> DMTA_M27 0.09036 #> DMTA_M31 0.08399 #> DMTA_sink 0.71581 #> #> Estimated disappearance times: #> DT50 DT90 DT50back DT50_k1 DT50_k2 #> DMTA 10.66 59.78 18 6.473 30.26 #> M23 34.99 116.24 NA NA NA #> M27 53.05 176.23 NA NA NA #> M31 48.48 161.05 NA NA NA
plot(f_dmta_nlmixr_focei)
# saem has a problem with this model/data combination, maybe because of the # overparameterised error model, to be investigated #f_dmta_nlmixr_saem <- nlmixr(f_dmta_mkin_tc, est = "saem", # control = saemControl(print = 500)) #summary(f_dmta_nlmixr_saem) #plot(f_dmta_nlmixr_saem) # }