saemix version used for fitting: Dummy 0.0 for testing mkin version used for pre-fitting: Dummy 0.0 for testing R version used for fitting: Dummy R version for testing Date of fit: Dummy date for testing Date of summary: Dummy date for testing Equations: d_parent/dt = - k_parent * parent Data: 95 observations of 1 variable(s) grouped in 6 datasets Model predictions using solution type analytical Fitted in test time 0 s Using 300, 100 iterations and 9 chains Variance model: Two-component variance function Starting values for degradation parameters: parent_0 log_k_parent 94 -2 Fixed degradation parameter values: None Starting values for random effects (square root of initial entries in omega): parent_0 log_k_parent parent_0 4 0.0 log_k_parent 0 0.7 Starting values for error model parameters: a.1 b.1 1 1 Results: Likelihood computed by importance sampling AIC BIC logLik 542 541 -266 Optimised parameters: est. lower upper parent_0 92.52 89.11 95.9 log_k_parent -1.66 -2.07 -1.3 a.1 2.03 1.60 2.5 b.1 0.09 0.07 0.1 SD.log_k_parent 0.51 0.22 0.8 Correlation: pr_0 log_k_parent 0.1 Random effects: est. lower upper SD.log_k_parent 0.5 0.2 0.8 Variance model: est. lower upper a.1 2.03 1.60 2.5 b.1 0.09 0.07 0.1 Backtransformed parameters: est. lower upper parent_0 92.5 89.1 95.9 k_parent 0.2 0.1 0.3 Estimated disappearance times: DT50 DT90 parent 4 12