Table 3.

Neuropsychological variables in bipolar-spectrum disorder, schizophrenia-spectrum disorder and control groups

	Group; mean (SD)					Post hoc pair-wise comparison, p value*
Variable	BSD	SSD	Control	Degrees of freedom	ANOVA, F	SSD v. BSD	SSD v. controls	BSD v. controls
Predicted IQ	103.1 (9.6)	99.2 (10.1)	106.9 (7.5)	2, 59	3.6§	—	0.034	—
TMT A	25.2 (9.6)	32.4 (10.7)	22.8 (4.3)	2, 31.3	6.8‡	0.042	0.004	—
TMT B	63.5 (25.6)	77.3 (30.3)	54.3 (15.1)	2, 32.7	4.6§	—	0.018	—
RAVLT A1–A5	55.4 (10.3)	46.0 (11.2)	59.1 (5.2)	2, 31.6	10.8†	0.010	< 0.001	—
RAVLT A7	11.5 (3.7)	9.6 (3.3)	13.2 (1.1)	2, 27.8	11.5†	—	< 0.001	—

BSD = bipolar-spectrum disorder; SD = standard deviation; SSD = schizophrenia-spectrum disorder; TMT A and B = Trail-Making Test, part A or B;³⁹ RAVLT = Rey Auditory Verbal Learning Test.³⁹

^*Scheffé test.

^†p < 0.001.

^‡p < 0.01.

^§p < 0.05.