Table 1.

Demographic, visual field, and scanning laser polarimetry characteristics of the study population (n=129) consisting of normal and glaucomatous eyes.

	Normal (n=84)	Glaucoma (n=45)	p-value
Age (years)	52.9 ± 9.8 (40–78)	62.4 ± 8.7 (40–77)	<0.001*
Gender			0.08 ‡
Male	22	19
Female	62	26
Race			0.09 ‡
White Non-Hispanic	59 (70%)	32 (71%)
Black	9 (11%)	4 (9%)
Asian	1 (1%)	4 (9%)
Pacific Islander/Hawaiian	0 (0%)	1 (2%)
Hispanic	15 (18%)	4 (9%)
Central corneal thickness (μm)	559.7 ± 36.6 (500–658)	544.2 ± 38.0 (461–677)	0.03*
Visual field mean deviation (dB)	−0.3 ± 1.5	−4.3 ± 4.5	<0.001*
	(−5.5 to 2.9)	(−16.6 to 4.3)
Visual field pattern standard deviation (dB)	1.6 ± 0.3 (1.0–2.7)	5.4 ± 4.2 (1.2–15.1)	<0.001*
SLP birefringence pattern			0.14 ‡
Normal birefringence pattern	65	30
Mild abnormal birefringence pattern	11	5
Moderate-severe abnormal birefringence pattern	8	10

^‡Chi-square test;

^*Independent samples T-test; SLP = scanning laser polarimetry