Table 5.

Percentage of “yes” ratings for subjects and power level of evidence (LOE): electrophysiologic.

Variable	Significant		Nonsignificant
Working memory
MMN	Subjects	Power	Subjects	Power
	1/1 (100%)	1/1 (100%)	2/3 (67%)	1/3 (33%)
P50	Subjects	Power	Subjects	Power
	0/1 (0%)	0/1 (0%)	0/1 (0%)	0/1 (0%)
N200	Subjects	Power	Subjects	Power
	1/2 (50%)	1/2 (50%)	N/A	N/A
P200	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
P300	Subjects	Power	Subjects	Power
	2/4 (50%)	1/4 (25%)	2/4 (50%)	2/4 (50%)
Processing speed
MMN	Subjects	Power	Subjects	Power
	N/A	N/A	1/2 (50%)	0/2 (0%)
P50	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
N200	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
P200	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
P300	Subjects	Power	Subjects	Power
	1/3 (33%)	0/3 (0%)	0/2 (0%)	0/2 (0%)
Executive/inhibitory processes
MMN	Subjects	Power	Subjects	Power
	N/A	N/A	1/2 (50%)	0/2 (0%)
P50	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
N200	Subjects	Power	Subjects	Power
	0/2 (0%)	0/2 (0%)	N/A	N/A
P200	Subjects	Power	Subjects	Power
	1/2 (50%)	0/2 (0%)	0/1 (0%)	0/1 (0%)
P300	Subjects	Power	Subjects	Power
	2/5 (40%)	1/5 (20%)	0/4 (0%)	0/4 (0%)
Fluid intelligence
MMN	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
P50	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
N200	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
P200	Subjects	Power	Subjects	Power
	N/A	N/A	N/A	N/A
P300	Subjects	Power	Subjects	Power
	0/2 (0%)	0/2 (0%)	0/1 (0%)	0/1 (0%)
Multidomain/global cognition
MMN	Subjects	Power	Subjects	Power
	N/A	N/A	1/2 (50%)	1/2 (50%)
P50	Subjects	Power	Subjects	Power
	1/1 (100%)	1/1 (100%)	0/2 (0%)	1/2 (50%)
N200	Subjects	Power	Subjects	Power
	1/2 (50%)	1/2 (50%)	1/2 (50%)	1/2 (50%)
P200	Subjects	Power	Subjects	Power
	1/2 (50%)	0/2 (0%)	N/A	N/A
P300	Subjects	Power	Subjects	Power
	0/9 (0%)	2/9 (22%)	2/9 (22%)	2/9 (22%)

Note. MMN = mismatch negativity; N/A = not applicable.