Table 1.

Demographic and neuropsychological data (underlined scores are defective)

	Gender	Age	Education	VIQ^1-a	PIQ^1-a	WMS-MQ^1-b	BVRT^1-c		Attn/Conc^1-d	Speech	COWA^1-e	WCST^1-f		FRT^1-g	JLO^1-h
	Gender	Age	Education	VIQ^1-a	PIQ^1-a	WMS-MQ^1-b	C	E	Attn/Conc^1-d	Speech	COWA^1-e	Cat	PE	FRT^1-g	JLO^1-h
EVR318^1-i	M	52	14	131	135	143	9	1	138	Normal	49	6	6	43	30
PK0770^1-i	F	53	16	121	89	143	9	1	135	Normal	65	6	7	34	21
KC1857^1-i	M	30	14	96	81	92r	6	7	106	Normal	38	6	8	43	23
DV1589^1-i	M	45	18	126	98	100r	7	4	112	Normal	41	6	5	43	23
VY0500^1-j	F	64	12	113	88	90r	6	6	109	Normal	31	4	36	45	29
TK1255^1-j	M	47	12	87	86	112	6	6		Normal	40	5	20	47	25
JL1445^1-j	M	51	9	91	86	79	4	12	95	Normal	39	6	32	32
RS1479^1-j	F	63	8	87	88	95r	5	7	75	Normal	51	0	84	44	22
JR1584^1-j	M	51	8	90	111	67r	7	6	108	Normal	25	6	10	39	30
WG0827^1-k	M	68	12	92	85	129	9	1		Normal	21			42	29
AH1331^1-k	M	63	12	117	95	132	7	4		Normal	45	6	18	50	23
IM1725^1-k	M	66	12	94	85		5	11		Normal	32			39	14
RB1561^1-k	M	56	16	113	129		7	5		Normal	39	6	8	43	29
DM0414^1-l	M	48	12	87	87	103	4	11	83	Normal	20	5	28	50	22
JG0468^1-l	M	68	16	111	132	112	9	1	97	Normal	44	6	13	50	30
RS0868^1-l	F	75	14	74	97		8	5		Broca	12			49	30
JD1195^1-l	M	65	15	123	107	123	8	3	107	Normal	40	3	29	42	30
RD1649^1-l	M	73	16	118	144	104r	6	6	118	Normal	38	1	40	47	30
HL1812^1-l	M	43	16	113	118		6	4		WFD^1-m	16	6	8	39

↵F1-a VIQ, Verbal IQ; PIQ, performance IQ (from the WAIS-R).
↵F1-b The MQ is a memory quotient prorated from the Wechsler Memory Scale, administered without the visual reproduction subtest; i.e., the score is derived from verbally based subtests only. MQs accompanied by an r are the verbal index from the Wechsler Memory Scale-Revised.
↵F1-c BVRT, Benton Visual Retention Test; C, number correct (#/10); E, number of errors.
↵F1-d Attn/Conc, Attention/concentration index from the Wechsler Memory Scale-Revised.
↵F1-e COWA, Controlled Oral Word Association Test from the Multilingual Aphasia Exam.
↵F1-f WCST, Wisconsin Card Sorting Test; Cat, categories completed; PE, perseverative errors.
↵F1-g FRT, Facial Recognition Test.
↵F1-h JLO, Judgment of Line Orientation Test.
↵F1-i Abnormal gambling/normal delay.
↵F1-j Abnormal gambling/abnormal delay.
↵F1-k Right frontal lesions.
↵F1-l Left frontal lesions.
↵F1-m WFD, Word-finding defect.