. Author manuscript; available in PMC: 2006 Jan 25.

Published in final edited form as: J Cogn Neurosci. 2005 Oct;17(10):1611–1620. doi: 10.1162/089892905774597281

Table 1.

Demographic Characteristics of Groups Genotyped for CHRNA4 C1545T Polymorphism and DBH G444A Polymorphism

Genotype	n	Age	Sex (F/M)	WAIS Vocabulary	WMS-D^a
CHRNA4
TT	61	29.7 (21.7)	30/16	51.1 (9.9)	12.3 (4.7)
CT	25	36.9 (24.5)	19/5	52.0 (9.6)	11.1 (4.4)
CC	18	41.8 (25.0)	13/6	53.8 (9.7)	10.1 (3.2)
DBH
AA	22	36.0 (25.6)	11/11	55.3 (9.62)	11.2 (3.1)
GA	49	35.3 (24.7)	35/14	50.8 (9.9)	11.7 (4.3)
GG	64	32.8 (21.4)	34/30	54.04 (11.0)	11.7 (4.5)

Wechsler Memory Scale-R, Logical Memory Delayed.