Global magnitude of visual impairment caused by uncorrected refractive errors in 2004
Serge Resnikoff, Donatella Pascolini, Silvio P Mariotti, Gopal P Pokharel
Volume 86, Number 1, January 2008, 63-70
Table 3. Blindness from uncorrected refractive errors in adults aged 50 years and older, by WHO subregion or country, 2004
| WHO subregionaor country | Population type | Millions of adults |
|---|---|---|
| Afr-D, Afr-E | – | 1.250 (1.64) |
| Amr-A | – | NRB |
| Amr-B | – | 0.233 (0.3) |
| Amr-D | – | 0.075 (0.75) |
| Emr-B, Emr-D | Rural | 0.142 (0.95) |
| Urban | 0.084 (0.4) | |
| Eur-A | – | NRB |
| Eur-B1, Eur-B2, Eur-C | – | NRB |
| Sear-B, Wpr-B2, Wpr-B3 | – | 0.319 (0.26) |
| Sear-D and Myanmar(India excluded) | – | 0.834 (1.74) |
| Wpr-A | – | NRB |
| Wpr-B1(China excluded) | – | 0.032 (0.2) |
| China | Rural | 0.528 (0.33) |
| Urban | 0.240 (0.2) | |
| India | – | 3.147 (1.9) |
| – |
NRB, no reported blindness.a See Table 1, footnote a.b Figures in parentheses are prevalence percentages.