Table 1.

Characteristics of the Study Population

	Healthy (n =71)	Glaucoma (n = 50)	P
Age (yrs)	45. 1±17.7 (18.6–79.0)	66.4± 12.7 (35.0–88.3)	<0.0001*
Gender (M/F)	21/50	27/23	0.007†
Race			0.11
Caucasian	64	39
Asian	1	3
African American	6	8
Eye (R/L)	29/42	26/24	0.2†
Mean deviation (dB)	−0.46±0.96 (−3.04–1.28)	−6.03±5.78 (−21.49–0.32)	<0.0001‡
SD of HRT scans (mm)	16.1±7.9(8–50)	21.4±8.5 (10–45)	<0.0001‡

F = female; HRT = Heidelberg retina tomograph; L = left; M = male; NA = not applicable; R = right; SD = standard deviation.

Values are n or means ± SD.

^*t test.

^†Chi-square test.

^‡Wilcoxon test.