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. 2008 Aug 6;3(8):e2867. doi: 10.1371/journal.pone.0002867

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