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Data on Blindness and Visual Impairment in EMR and Africa
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WHO releases the new global estimates on visual impairment |
Using the most up to date studies, WHO estimates that the number of people with visual impairment (presenting vision) is 285 million Of these, 246 million have low vision (and 39 million are estimated to be blind.
The Africa region constituted 15% of world blindness while the EMR had 12.6% of world total blindness
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2004 Global and regional Blindness and Visual Impairment
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World |
Africa |
EMR |
| Total Population (in Millions) |
6213.86 |
672.2 |
502.8 |
| Prevalence of blindness (in %) |
0.57 |
1.0 |
0.8-0.97 |
| Number
of blind (in millions) |
36.86 |
6.78 |
4.03 |
| Prevalence of
low vision (in %) |
2.0 |
3.0 |
2.5-2.9 |
| Number with
low vision (in millions) |
124.26 |
19.99 |
12.44 |
| Total with visual impairment (in millions) |
161.12 |
26.78 |
16.47 |
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Causes of Blindness in Africa and EMR Regions
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% of Blindness |
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World |
Africa |
EMR |
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Causes |
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Afr D |
Afr E |
EMR B |
EMR D |
| Cataract |
47.8 |
50 |
55 |
49 |
49 |
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Glaucoma |
12.3 |
15 |
15 |
10 |
11 |
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Trachoma |
6.6 |
6.3 |
7.4 |
- |
5.5 |
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Corneal opacities |
5.1 |
8 |
12 |
5.5 |
5 |
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Diabetic retinopathy |
4.8 |
- |
- |
3 |
3 |
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AMD |
8.7 |
- |
- |
3 |
2 |
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Childhood Blindness |
3.9 |
5.2 |
5.5 |
4.1 |
3.2 |
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Onchocerciasis |
0.8 |
6 |
2 |
- |
- |
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Others |
13 |
9.6 |
3.2 |
22.2 |
21 |
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Countries' Categorization |
AFR D- |
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Algeria, Angola, Benin, Burkino Faso, Cameroon, Cape Verde, Chad, Comoros,
E-Guinea, Gabon, Gambia, Ghana, Guinea, G-Bissau, Liberia, Madagascar, Mali, Mauritius, Niger, Nigeria, Sao tome
and Principe, Senegal, Seychelles, Togo
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AFR E- |
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Botswana, Burundi, Central African Republic, Congo, Cote D’ voire, Eritrea,
Democratic republic of Congo, Kenya, Lesotho, Malawi, Mozambique, Namibia, Rwanda, South Africa, Swaziland, Uganda,
Tanzania, Zambia, Zimbabwe
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EMR B – |
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Bahrain, Cyprus, Iran, Jordan, Kuwait, Lebanon, Libya,Oman, Qatar, Saudi Arabia, Syria, UAE, Tunisia
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EMR D- |
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Afghanistan, Djibouti, Egypt, Iraq, Morroco, Pakistan, Somalia, Sudan, Yemen
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Source
Serge Resnikoff,1 Donatella Pascolini,2 Daniel Etya’ale,3 Ivo Kocur,3 Ramachandra Pararajasegaram,Gopal P. Pokharel,3 & Silvio P. Mariotti3
Global data on visual impairment in the year Bulletin of the World Health Organization 2004;82:844-851.
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Countries' Survey Results |
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