Table 6.

Post hoc Analysis for the Main Effect of Trial Segment on the Average Amplitude of the Negative Component.

Group A	Group B	A-B	Adjusted p-value
Trial 6–10	Trial 1–5	9.407	<0.001***
Trial 11–15	Trial 1–5	9.591	<0.001***
Trial 16–20	Trial 1–5	9.460	<0.001***
Trial 11–15	Trial 6–10	0.184	1.00
Trial 16–20	Trial 6–10	0.053	1.00
Trial 16–20	Trial 11–15	−0.131	1.00

Note. The boldfaced numbers indicate statistically significant results.

The Analysis was Multiple Comparisons Based on Tukey's Procedure with a Family Error Rate of 0.05.

***p < 0.001.