Table 3.

Mean amplitude and peak latency for the N170 in the left and right hemisphere for all stimulus conditions and at baseline (Time 1) and posttest (Time 2).

				N170 amplitude						N170 latency
				WLC (n=33)		EXP (n=44)		Total (N=77)		WLC (n=33)		EXP (n=44)		Total (N=77)
				Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Baseline	Face	single	left	0.03	4.23	0.01	3.82	0.02	3.98	207.65	18.61	206.64	20.32	207.07	19.49
			right	−0.39	3.16	−0.38	3.57	−0.39	3.37	208.45	23.54	201.01	23.61	204.20	23.72
		repeated	left	0.24	3.92	0.86	4.36	0.60	4.16	211.22	17.19	206.74	25.89	208.66	22.55
			right	0.05	3.39	−0.26	3.75	−0.13	3.58	211.58	24.79	202.78	27.64	206.55	26.65
	House	single	left	4.62	5.33	4.03	4.46	4.29	4.83	202.70	26.93	203.51	25.79	203.16	26.11
			right	3.46	3.86	3.02	4.54	3.21	4.24	207.08	26.20	201.71	28.66	204.01	27.59
		repeated	left	3.69	5.06	3.16	4.15	3.39	4.54	206.75	25.97	202.73	23.26	204.45	24.37
			right	3.02	4.48	2.50	3.96	2.72	4.17	212.45	18.89	203.56	28.27	207.37	24.94
Posttest	Face	single	left	0.49	3.50	0.64	5.01	0.58	4.39	200.59	23.40	202.79	17.44	201.83	20.12
			right	−0.70	2.64	−0.62	3.26	−0.65	2.99	201.30	21.56	196.81	22.73	198.76	22.20
		repeated	left	−0.03	3.38	0.26	4.23	0.13	3.86	203.58	20.22	199.67	21.48	201.37	20.90
			right	−0.36	3.39	−0.51	3.46	−0.44	3.41	202.58	25.48	195.92	22.90	198.81	24.12
	House	single	left	4.00	4.68	4.12	5.75	4.07	5.28	201.06	22.47	197.70	22.16	199.16	22.21
			right	3.24	4.04	2.43	3.43	2.78	3.71	200.10	25.86	194.91	25.37	197.17	25.54
		repeated	left	3.55	4.61	3.38	6.14	3.45	5.49	212.43	21.84	199.40	24.86	205.06	24.33
			right	1.75	4.70	1.44	3.41	1.57	4.00	209.44	24.78	198.67	21.98	203.35	23.69

WLC – waitlist control group; EXP – treatment group