Table 1.

Subject demographics

	Control (n = 24)	Glaucoma (n = 36)	P value
Men:women	14:10	19:17	0.67*
Age	54.54 ± 6.83 (40–65)	53.42 ± 8.52 (40–72)	0.54**
Visual acuity (LogMAR)	−0.05 ± 0.05 (−0.18–1.22)	0.02 ± 0.24 (−0.08–0)	0.56**
Spherical equivalent (diopter)	−3.07 ± 2.49	−4.14 ± 2.26	0.13**
Intraocular pressure (mmHg)	14.83 ± 3.26	13.06 ± 2.26	0.02**
Systolic blood pressure (mmHg)	126.29 ± 14.70	119.28 ± 15.35	0.08**
Diastolic blood pressure (mmHg)	75.79 ± 13.81	73.25 ± 11.50	0.93**
Perfusion pressure (mmHg)	46.91 ± 9.54	46.00 ± 7.60	0.70**

Notes: Mean ± SD (range); Perfusion pressure = 2/3(1/3 systolic blood pressure + 2/3 diastolic blood pressure) – intraocular pressure;

^*Chi-square test;

^**Mann-Whitney U test.