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Table 1A. 
Bayesian Model Comparisons for a Selection of Theoretically Relevant Models in Study 1a
Null ModelMain Effect of Group or TreatmentTwo-way Interactions Including Group (Stress vs. No-stress) or Treatment (tVNS/Sham)Three-way Interactions Including Group (Stress vs. No-stress) or Treatment (tVNS/Sham)BF01
Trial Type + CSI + Trial Type × CSI       1.0 
Trial Type + CSI + Trial Type × CSI + Group     2.7 
Trial Type + CSI + Trial Type × CSI + Group + Group × Trial Type   7.2 
Trial Type + CSI + Trial Type × CSI + Group + Group × Trial Type + Group × CSI + Group × Trial Type × CSI 98.3 
Trial Type + CSI + Trial Type × CSI + Treatment     11.3 
Trial Type + CSI + Trial Type × CSI + Treatment + Treatment × Trial Type   66.8 
Trial Type + CSI + Trial Type × CSI + Treatment + Treatment × Trial Type + Treatment × CSI + Treatment × Trial Type × CSI 1532.4 
Null ModelMain Effect of Group or TreatmentTwo-way Interactions Including Group (Stress vs. No-stress) or Treatment (tVNS/Sham)Three-way Interactions Including Group (Stress vs. No-stress) or Treatment (tVNS/Sham)BF01
Trial Type + CSI + Trial Type × CSI       1.0 
Trial Type + CSI + Trial Type × CSI + Group     2.7 
Trial Type + CSI + Trial Type × CSI + Group + Group × Trial Type   7.2 
Trial Type + CSI + Trial Type × CSI + Group + Group × Trial Type + Group × CSI + Group × Trial Type × CSI 98.3 
Trial Type + CSI + Trial Type × CSI + Treatment     11.3 
Trial Type + CSI + Trial Type × CSI + Treatment + Treatment × Trial Type   66.8 
Trial Type + CSI + Trial Type × CSI + Treatment + Treatment × Trial Type + Treatment × CSI + Treatment × Trial Type × CSI 1532.4 

The first four columns show the predictors included in each model. The BF01 column shows the Bayes factors of all models compared to the null model. Bayes factors larger than 1.00 mean that the correct RT data were more likely under the null model than under the alternative model.

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