Table 3.

DDM posterior estimates and convergence for Model M2 with stimulus-locked ERP data^a

Parameter	Mean	SD
Drift (v), Intercept	−2.004	0.057
Drift (v), ERP	−0.049	0.010
Drift (v), ERP HealthOwn	0.000	0.005
Drift (v), ERP HealthSimilar	−0.003	0.004
Drift (v), ERP HealthDissimilar	0.017	0.004
Drift (v), ERP TasteOwn	0.028	0.004
Drift (v), ERP TasteSimilar	0.023	0.004
Drift (v), ERP TasteDissimilar	−0.001	0.004
Drift (v), HealthOwn	0.054	0.011
Drift (v), HealthSimilar	0.179	0.011
Drift (v), HealthDissimilar	0.672	0.011
Drift (v), TasteOwn	0.734	0.011
Drift (v), TasteSimilar	0.675	0.010
Drift (v), TasteDissimilar	−0.006	0.010
Barrier (a), Intercept	2.000	0.043
Barrier (a), Similar	0.118	0.016
Barrier (a), Dissimilar	0.043	0.016
Starting point (z)	0.494	0.006
NonDecisionTime	0.360	0.025
Convergence
R̂	1.0006	0.0010

^aStatistics for parameter estimates reflect the mean ± SD of the N = 10,000 posterior samples of group-level parameters.