. Author manuscript; available in PMC: 2016 Nov 1.

Published in final edited form as: Dev Psychopathol. 2015 Nov;27(4 Pt 2):1621–1636. doi: 10.1017/S095457941500098X

Table 3.

Genotype Frequencies, Call Rate, and Hardy-Weinberg Equilibrium for selected genetic variants

Gene	Call Rate	Major Allele		Minor Allele	HWE	p-value
		Homozygote N	Heterozygote N	Homozygote N	χ ²
DRD4	99.11	0 Copies	1 Copies	2 Copies	255.57	.02
7-Repeat		706	248	49
VNTR
DRD4	99.50	TT	TC	CC	.36	.60
rs1800955		376	486	145
COMT	99.80	GG	GA	AA	2.50	.12
rs4680		502	405	103
DRD2	99.40	GG	GA	AA	1.31	.25
rs1800497		420	447	139
DRD2	99.40	AA	AC	CC	.03	.84
rs1799732		269	505	232
DAT1	99.30	TT	TC	CC	.95	.34
rs40184		264	487	254
DAT1	98.80	0 Copies	1 Copies	2 Copies	17.88	.99
10-Repeat		548	395	57
VNTR