Neural correlates of attentional switching dysfunction in major depressive disorder: Evidence from an event-related potential study with a dual-task paradigm

Table 5 Analysis of variances outcome of event-related potential mean amplitudes

	Df (num)	Df (den)	F	P value	η2p
Dual task: Task 2 N100
Group	1	56	0.637	0.428	0.011
Emotion	2	112	28.5031	< 0.001	0.3371
Electrode	2	112	39.2671	< 0.001	0.4121
Group × emotion	2	112	0.234	0.791	0.004
Group × electrode	2	112	0.909	0.406	0.016
Emotion × electrode	4	224	110.7951	< 0.001	0.6641
Group × emotion × electrode	4	224	0.688	0.601	0.012
Dual task: Task 2 P200
Group	1	56	0.024	0.877	0.000
Emotion	2	112	37.5591	< 0.001	0.4011
Electrode	2	112	29.2621	< 0.001	0.3431
Group × emotion	2	112	0.287	0.751	0.005
Group × electrode	2	112	5.9631	0.010	0.0961
Emotion × electrode	4	224	42.4771	< 0.001	0.4311
Group × emotion × electrode	4	224	0.092	0.888	0.002
Dual task: Task 2 P300
Group	1	56	0.104	0.748	0.002
Emotion	2	112	36.7951	< 0.001	0.3961
Electrode	2	112	125.8531	< 0.001	0.6921
Group × emotion	2	112	0.175	0.725	0.003
Group × electrode	2	112	2.615	0.094	0.045
Emotion × electrode	4	224	21.6391	< 0.001	0.2791
Group × emotion × electrode	4	224	0.703	0.467	0.012
Dual task: Task 2 LPP
Group	1	56	1.030	0.315	0.018
Emotion	2	112	55.4121	< 0.001	0.4971
Electrode	2	112	34.6301	< 0.001	0.7001
Group × emotion	2	112	0.098	0.830	0.002
Group × electrode	2	112	8.172	0.002	0.127
Emotion × electrode	4	224	32.1731	< 0.001	0.3651
Group × emotion × electrode	4	224	1.514	0.225	0.026

¹Represent that probability values were corrected for departures from compound symmetry using the Greenhouse-Geisser correction.

LPP: Late positive potential.