Table 5. Causes of Blindness and Low Vision.
Cause | All | Avoidable | ||||||||||
<6/18–6/60 | <3/60 | <6/60 | <6/18–6/60 | <3/60 | <6/60 | |||||||
(N:6623) | (N:1436) | (N:3226) | (N:6384) | (N:1266) | (N:2962) | |||||||
N | % | N | % | N | % | N | % | N | % | N | % | |
Refractive Errors | 2177 | 32.9 | 9 | 0.7 | 109 | 3.4 | 2177 | 34.1 | 9 | 0.7 | 109 | 3.7 |
Cataract | 3846 | 58.1 | 1037 | 72.2 | 2501 | 77.5 | 3846 | 60.1 | 1037 | 81.9 | 2501 | 84.4 |
Uncorrected Aphakia | 177 | 2.7 | 81 | 5.6 | 148 | 4.6 | 177 | 2.8 | 81 | 6.4 | 148 | 5.0 |
Cataract Surgery Complications | 103 | 1.6 | 43 | 3.0 | 70 | 2.2 | 103 | 1.6 | 43 | 3.4 | 70 | 2.4 |
Phthisis | 5 | 0.05 | 25 | 1.7 | 27 | 0.8 | NA | |||||
Trachoma | 3 | 0.03 | 9 | 0.6 | 10 | 0.3 | 3 | 0.05 | 9 | 0.7 | 10 | 0.3 |
Other corneal opacities | 64 | 1 | 85 | 5.9 | 117 | 3.6 | 64 | 1.0 | 85 | 6.7 | 117 | 3.9 |
Globe abnormalities | 1 | 0.02 | 7 | 0.5 | 8 | 0.2 | NA | |||||
Glaucoma | 64 | 1 | 63 | 4.4 | 96 | 3 | NA | |||||
Diabetic Retinopathy | 14 | 0.2 | 2 | 0.1 | 7 | 0.2 | 14 | 0.2 | 2 | 0.2 | 7 | 0.2 |
Suspected AMD | 60 | 0.9 | 10 | 0.7 | 31 | 1 | NA | |||||
Other post segment | 61 | 0.9 | 31 | 2.2 | 52 | 1.6 | NA | |||||
Other causes | 43 | 0.7 | 26 | 1.8 | 39 | 1.2 | NA | |||||
Undetermined | 5 | 0.08 | 8 | 0.6 | 11 | 0.3 | NA | |||||
Avoidable Causes | 6384 | 96.4 | 1266 | 88.2 | 2962 | 91.8 | NA |