Table 1.

Effects of reward and efficacy on neural signals.

Predictors	P3b			CNV
	Estimates	CI	P	Estimates	CI	P
Intercept	0.26	−0.27 to 0.78	0.339	−0.16	−0.63 to 0.31	0.507
Efficacy	0.44	0.24 to 0.65	<0.001	−0.30	−0.53 to −0.08	0.008
Reward	0.34	0.16 to 0.51	<0.001	−0.28	−0.45 to −0.11	0.001
Trial	−0.54	−0.62 to −0.46	<0.001	−0.03	−0.12 to 0.05	0.461
P3b baseline	0.00	−0.01 to 0.01	0.950
Efficacy:reward	−0.01	−0.33 to 0.31	0.948	−0.35	−0.69 to −0.01	0.046
P3b				0.16	0.14 to 0.17	<0.001
CNV baseline				−0.02	−0.03 to −0.00	0.005
Observations	22,580	22,580

Statistics are derived from linear mixed-effects models with predictors as noted. Statistically significant P values (<0.05, two-sided) are shown in bold.