Table 1.

Baseline Characteristics of Subjects With Recent-Onset Schizophrenia Randomized to Computerized Auditory Training or Computer Games

	Auditory Training (N = 80)		Computer Games (N = 65)
	Mean	SD	Mean	SD	t or χ 2	dc	P
Male/femalea	61/19		47/18		0.29	1	.59
Age (range 16-35)	21.69	4.00	20.51	3.48	−1.87	143	.06
Education	12.74	1.78	12.73	2.13	−0.010	142	.99
WASI IQ	103.21	12.20	102.34	14.87	−0.39	143	.70
PANSS totalb	58.28	12.15	61.29	15.44	1.32	143	.19
Strauss carpenter	7.96	2.35	8.09	2.64	0.31	143	.76
Global functioning role	4.74	2.17	4.92	2.11	0.52	143	.61
Global functioning social	5.69	1.25	5.68	1.42	−0.048	143	.96
Hours of training	27.20	14.88	29.94	14.75	1.11	143	.27
Training intensity (hours per week)	3.43	1.75	3.57	1.49	0.42	143	.68
Months of psychosis (range 1-60)d	21.54	17.02	23.14	17.86	0.55	140	.59

Note: WASI, Wechsler Abbreviated Scale of Intelligence. Bold indicates P value is at trend-level statistical significance.

^aPearson’s Chi-Square test.

^bPositive and Negative Syndrome Scale.

^cMissing data: one participant missing education and 3 missing months of psychosis.

^dFrom first psychotic episode to study entry.