Risk Factors in Normal-Tension Glaucoma and High-Tension Glaucoma in relation to Polymorphisms of Endothelin-1 Gene and Endothelin-1 Receptor Type A Gene

Table 5

Frequency of allelic variants of polymorphisms of ET and EDN RA gene in female and male NTG patients.

NTG	K198N			C1222T			C70G			G231A
Patients (%)	GG	TT	GT	CC	TT	CT	CC	GG	CG	GG	AA	GA
F	80 (72.7%)	4 (3.6%)	26 (23.6%)	40 (36.4%)	14 (12.7%)	56 (50.9%)	18 (16.4%)	32 (29.1%)	60 (54.5%)	55 (50%)	4 (3.6%)	51 (46.4%)
M	27 (54%)	3 (6%)	20 (40%)	16 (32%)	11 (22%)	23 (46%)	9 (18%)	12 (24%)	29 (58%)	28 (56%)	2 (4%)	20 (40%)