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 3

Demographic and clinical characteristics data.

	NTG	HTG	value
Gender (females : men)	110 : 50	87 : 38
Age (years)	72.01 ± 11,61	75.85
BCVA	0.65	0.5
IOP (mmHg)	17.29 ± 2.93	24.65 ± 7.78
c/d ratio	0.79	0.8
Haemorrhage	16%	4.3%
Notches	50.7%	16.3%
PPA	21.7%	13.4%
MD (dB)	−8.56 ± 6,26	−13.83 ± 7.01
Cold extremities	75.6%	28.6%
Low blood pressure	69.7%	16.7%
Migraine	38.6%	0%