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 10

Relation between mean blood pressure (BP) (mmHg) and polymorphic variants in NTG patients.

NTG	K198N			C1222T			C70G			G231A
	GG	TT	GT	CC	TT	CT	CC	GG	CG	GG	AA	GA
Maximum systolic BP day	159.4	—	176.9	152.3	157.5	176.8	157	155.5	173.3	160.6	167	172.2
Mean systolic BP day	127.4	—	137.1	123	126.3	137.4	125.85	124	135.8	128.14	136.16	113.46
Mean diastolic BP day	75.3	—	80.2	76.83	77.85	77.02	76.55	75.65	78.14	76.54	80.5	77.5
Mean systolic BP night	111.98	—	112.96	105.4	115.05	115.05	111.7	103.8	116.45	113.6	114.83	109.7
Mean diastolic BP night	65.3	—	67.07	61.3	72.4	65.4	69.2	60.5	66.89	66.2	65.16	65.6