Table 4.

Phase 2 Results: Cognitive Performances of Schizophrenia Patients, Unaffected Relatives, and Healthy Controls

	Schizophrenia Patients (n = 31)		Negative Schizotypy (n = 27)		Positive Schizotypy (n = 18)		Healthy Controls (n = 29)				Sch vs HC	NS vs HC	PS vs HC	Sch vs NS	Sch vs PS	PS vs NS
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	F [3,101]	P	Post Hoc Comparison (P values)
Logical memory (immediate)	9.42	3.39	11.93	3.72	7.78	3.34	12.03	3.43	8.06	<.01	.26	1.00	<.01	.04	.51	<.01
Logical memory (delayed)	8.06	3.49	9.89	3.61	5.94	3.10	9.93	3.58	6.34	<.01	.22	1.00	<.01	.26	.23	<.01
Visual reproduction (immediate)	20.03	3.09	20.63	3.94	20.56	2.85	23.31	1.98	6.72	<.01	<.01	.01	.02	.97	.99	1.00
Visual reproduction (delayed)	19.23	3.40	20.22	4.30	20.00	2.77	22.72	2.31	6.07	<.01	<.01	.03	.04	.83	.97	1.00
LNT accuracy	15.45	3.09	15.67	3.41	14.22	4.68	18.34	2.53	6.73	<.01	.01	.02	<.01	1.00	.77	.64
LNT longest item pass	5.87	1.09	6.30	1.17	5.61	1.33	6.79	1.08	5.03	<.01	.02	.05	.01	.65	.97	.28
WCST correct response	35.03	3.95	36.50	0.91	34.39	5.44	36.14	1.51	1.67	.18
WCST preservative error	1.55	1.39	1.11	1.34	1.83	4.72	0.90	0.94	0.84	.47
Verbal fluency	18.45	4.11	19.67	5.86	19.50	7.91	23.66	4.44	5.07	<.01	<.01	.04	.07	.95	.99	1.00
SART efficiency	0.87	0.12	0.94	0.12	0.86	0.16	0.96	0.14	3.95	.01	.04	1.00	.09	.15	1.00	.25
Yoni Aff2	0.77	0.16	0.79	0.14	0.70	0.21	0.86	0.14	3.50	.02	.27	.63	.01	1.00	.57	.32
Yoni Cog2	0.70	0.19	0.81	0.16	0.65	0.24	0.87	0.15	7.24	<.01	<.01	.77	<.01	.15	.92	.03

Note: NS, negative schizotypy; PS, positive schizotypy; Sch, schizophrenia patients; HC, healthy controls; PANSS, the Positive and Negative Syndrome Scale; LNT, the Letter Number Span Test; WCST, the Wisconsin Card Sorting Test; SART, the Sustained Attention Response Task; Yoni Aff2, the affective second-order Theory of Mind facet of the Yoni Task; Yoni Cog2, the cognitive second-order Theory of Mind facet of the Yoni Task.

P < .05 are in bold.