TABLE 2.

−3A/−4A (−138) endothelin-1 (ET-1) gene (6p21.3) polymorphism and allelic distribution in normotensive and hypertensive groups

	Genotypes and alleles
	3A3A	3A4AA	4A4A	3A	4A	P
Hypertensive group (n=199)	101	84	14	0.696	0.304
Men (n=112)	54	51	7	0.710	0.290
Women (n=87)	47	33	7	0.730	0.270
Control group (n=181)	79	85	17	0.662	0.338	0.187
Men (n=81)	36	38	7	0.679	0.321	0.295
Women (n=100)	43	47	10	0.665	0.335	0.106