Table 1.

Demographic and glaucoma status data of subjects participating in the West Indies Glaucoma Laser Study.

Characteristic	Value
Gender, n (%)
Male	29 (40.3%)
Female	43 (59.7%)
Age, yr	61.0 (11.4)
Ethnicity, n (%)	72 (100) African descent
Number of glaucoma medications, n (%)
0	5 (6.9)
1	45 (62.5)
2	18 (25)
3	4 (5.6)
Glaucoma medication classes, n (%)
Beta-blockers	42 (58.3)
Prostaglandins	35 (48.6)
Carbonic anhydrase inhibitors	8 (6.9)
Adrenergic agonists	8 (6.9)
	Right eye Mean (SD)	Left eye Mean (SD)
Intraocular pressure, mm Hg	21.0 (3.3)	20.9 (3.0)
Central corneal thickness, microns	537.4 (35.6)	543.3 (37.9)
Vertical cup-disc ratio	0.7 (0.1)	0.7 (0.1)
Visual field mean deviation, dB	−4.6 (5.2)	−3.9 (3.8)
Laser parameters, mean (SD)
Total energy (mJ)	86.0 (21.2)	87.7 (20.6)
Number of treatment spots	102.3 (2.5)	101.7 (1.7)