Table 1.

Sample Characteristics

Demographics	Typically Developing N = 316	Psychosis Spectrum N = 330	Other Psychopathology N = 498	Statistic	df	p	Post-Hoc
Age, years ± SD	14.5 ± 3.7	16.1 ± 3.0	15.2 ± 3.4	F = 16.96	2,1143	<.001	PS>OP>TD
Sex, % male	50	45	44	χ2 = 2.65	2	.27	--
Race, % W:AA:O	58:32:10	32:56:12	50:41:9	χ2 = 47.47	4a	<.001	--
Education, years ± SD	7.4 ± 3.6	8.4 ± 2.7	8.2 ± 3.3	F = 7.59	2,1143	<.001	PS,OP>TD
Parental education, years ± SD	14.5 ± 2.5	13.5 ± 2.2	14.2 ± 2.3	F = 16.33	2,1136b	<.001	TD,OP>PS
Cognition
CNB composite cognition, z-score	0.10 ±.6	0.06 ± .5	0.12 ±.5	F = 1.50	2,1144	.23	–
WRAT, standard score	105.8 ± 15.9	99.1 ± 16.9	103.1 ± 16.1	F = 14.13	2,1143d	<.001	TD,O>PS

Abbreviations: W=White, AA=African American, O=Other; WRAT=Wide Range Assessment Test; TD = Typically Developing; PS = Psychosis Spectrum; OP = Other Psychopathology.

^aRace was not collected for 2 Typically Developing participant, 1 Psychosis Spectrum participants, and 4 Other Psychopathology participants.

^bParental education was not collected for 1 Typically Developing participant, 2 Psychosis Spectrum participants, and 4 Other Psychopathology participants.

^CWRAT was not collected for 1 Other Psychopathology participant.