Cause | Unilateral low vision (Number/Percent) | Bilateral low vision (Number/Percent) | Unilateral blindness (Number/Percent) | Bilateral blindness (Number/Percent) |
---|---|---|---|---|
Cataract | 364 (76.15) | 290 (68.07) | 65(55.08) | 13 (43.33) |
Retinal disorders | 100 (20.92) | 122 (28.64) | 38 (32.20) | 14(46.66) |
Corneal scar | 5 (1.04) | 4(5.63) | 3 (2.54) | 1(3.33) |
Glaucoma | 4 (0.84) | 3 (0.70) | 2 (1.69) | Â |
Optic atrophy | Â | 2 (0.47) | Â | 1 (3.33) |
PCO | 4 (0.84) | 3 (0.70) | Â | 1 (3.33) |
Asteroid hyalosis | 1(0.20) | 2 (0.47) | Â | Â |
Secondary glaucoma | Â | Â | 2 (1.69) | Â |
Phthisis bulbi | Â | Â | 5 (4.24) | Â |
Amblyopia | Â | Â | 2 (1.69) | Â |
Advanced pterygium | Â | Â | 1 (0.85) | Â |
Total | 478 (25.69% of all) | 426 (22.9% of all) | 118 (6.34% of all) | 30 (1.61% of all) |