From: Prevalence and associated factors of low vision and blindness among patients attending St. Paul’s Hospital Millennium Medical College, Addis Ababa, Ethiopia
Variables
Frequency
Percent
Visual acuity(n = 881)
6/6–6/18
726
82.4
6/24–3/60
91
10.3
< 3/60
64
7.3
Intraocular pressure in mmHg(n = 603)
< 8
3
0.5
9–21
470
77.9
> 21
130
21.6