From: A comparative study on the efficacy of brinzolamide/timolol versus brinzolamide/brimonidine fixed drug combinations in primary open-angle glaucoma
Age
Male
Female
Total
31–40
1 (2.0)
1 (3.2)
2 (2.5)
41–50
9 (18.4)
7 (22.6)
16 (20.0)
51–60
13 (26.5)
13 (41.9)
26 (32.5)
61–70
17 (34.7)
6 (19.4)
23 (28.8)
71–80
4 (12.9)
13 (16.2)
49 (100)
31 (100)
80 (100)