Table 1: Allele and Genotype Frequencies.

		Allele frequency		Genotype Frequency
Gene	Polymorphism (location)	Allele	Proportion	Genotype	Proportion
DRD4	VNTR	2	0,08	2/2	0,005
	(exon 3)	4	0,69	2/4	0,112
		8	0,21	2/7	0,015
			0,02	2/8	0
				4/4	0,477
				4/7	0,29
				4/8	0,005
				7/7	0,091
				7/8	0,005
DRD5	Dinucleotide (CA)n (18,5 kb 5’ to the start site)	148 bp	0,395	148bp/148bp	0,140
		No 148 bp	0,605	148bp/No 148bp	0,368
				No 148bp/No 148bp	0,491
SLC6A3	40 bp VNTR (3’UTR)	9	0,208	9/9	0,071
		10	0,792	9/10	0,276
				10/10	0,654
DBH	TaqI A (intron 5)	A1	0,302	A1/A1	0,052
		A2	0,698	A1/A2	0,5
				A2/A2	0,448
HTR1B	rs6296(coding region)	C	0,439	C/C	0,201
		G	0,561	C/G	0,476
				G/G	0,323
SLC6A4	44 bp insertion/ deletion (promoter)	L	0,509	S/S	0,25
		S	0,488	S/L	0,476
		Atypical shorter allele (ASA)	0,003	ASA/L	0,006
				L/L	0,268