Table 1.

Patient demographics

	Eligible patients N = 796 n (%)
Age (mean years ± SD)	69.4 ± 11.8
Gender
Male	311 (39)
Female	485 (61)
Race
Caucasian	610 (77)
African-American	110 (14)
Hispanic	39 (5)
Asian	31 (4)
Other	6 (1)
Diagnosis
Primary open-angle glaucoma	708 (89)
Ocular hypertension	77 (10)
Exfoliative glaucoma	8 (1)
Pigment dispersion glaucoma	3 (0.4)