Table 2.

Test re-test reliability of model parameters in the flanker task (N = 47) and Stroop task (N = 43), and between task correlations (N = 43). 95% confidence intervals are shown in parentheses.

Parameter	Reliability (ICC)		Between task (rho)
	Flanker	Stroop	Session 1	Session 2
Response caution
Boundary: Speed	0.53 (0.29–0.71)	0.41 (0.09–0.65)	0.53 (0.23–0.72)	0.64 (0.36–0.82)
Boundary: Standard	0.71 (0.53–0.83)	0.39 (0.12–0.61)	0.57 (0.31–0.75)	0.63 (0.39–0.79)
Boundary: Accuracy	0.49 (0.22–0.69)	0.5 (0.24–0.69)	0.4 (0.13–0.62)	0.33 (0.01–0.59)
Boundary: Accuracy – Speed	0.5 (0.26–0.69)	0.4 (0.12–0.62)	0.56 (0.31–0.73)	0.4 (0.05–0.67)
Boundary: Neutral – Speed	0.43 (0.17–0.63)	0.44 (0.16–0.65)	0.62 (0.41–0.76)	0.44 (0.14–0.65)
Conflict processing
Amplitude	0.55 (0.32–0.72)	0.47 (0.2–0.67)	0.2 (−0.1–0.46)	0 (−0.29–0.29)
Time-to-peak	−0.04 (−0.33–0.25)	0.19 (−0.12–0.46)	−0.02 (−0.3–0.28)	0.2 (−0.12–0.49)
Non-conflict parameters
Drift rate	0.77 (0.62–0.86)	0.48 (0.22–0.68)	0.38 (0.09–0.6)	0.04 (−0.32–0.36)
Non-decision time	0.73 (0.54–0.84)	0.57 (0.33–0.75)	0.38 (0.09–0.61)	0.5 (0.23–0.69)
Start shape	0.15(−0.14–0.42)	0.04 (−0.27–0.33)	0.19 (−0.14–0.47)	−0.03 (−0.33–0.28)
Non-decision variability	0.61 (0.39–0.76)	0.41 (0.14–0.63)	0.18 (−0.17–0.47)	0.31 (−0.01–0.58)

Note. Confidence intervals for Spearman’s rho were calculated using a bootstrap method (Revelle, 2018).