Table 3.
Distribution of age and sex standardized blindness and visual impairment in ophthalmic disorder of adult population in WHO SEA region by last publication.
| Country | Publication year | Study type & elements | Quantity | Percentage | |||||
|---|---|---|---|---|---|---|---|---|---|
| URE | Cat | Glaucoma | Posterior segment | Trachoma | All causes | ||||
| Bangladesh [20] | 2016 |
RAAB; 8 districts 433 clusters 50+ years; 21,596 people |
Mild | NA | Not reported | NA | |||
| Moderate | 33.3 | NA | 2.1 | Not reported | 16.1 | ||||
| Severe | 14.0 | 73.6 | NA | 8.5 | Not reported | 3.5 | |||
| Blind | 1.1 | 75.8 | NA | 13.0 | Not reported | 2.2 | |||
| Bhutan [21] | 2019 |
RAAB, entire country 101 clusters; 50+ years; 4970 people |
Mild | 46.7 | 34.3 | 0.9 | 7.7 | Not reported | 7.6 |
| Moderate | 5.0 | 65.3 | 3.5 | 17.9 | Not reported | 5.0 | |||
| Severe | 7.1 | 57.1 | 0.0 | 16.7 | Not reported | 0.6 | |||
| Blind | 1.5 | 53.8 | 12.3 | 13.8 | Not reported | 1.0 | |||
| India (unpublished) | 2019 |
RAAB, entire country 31 districts; 85,135 people 50+ years- blindness & VI 0–49 years- blindness & VI |
Mild | 70.6 | 23.9 | 0.3 | 1.3 | Not reported | 12.92 |
| Moderate | 18.8 | 70.2 | 0.7 | 3.5 | Not reported | 9.81 | |||
| Severe | 1.5 | 80.7 | 0.8 | 5.2 | Not reported | 1.96 | |||
| Blind | 0.1 | 66.2 | 5.5 | 7.8 | Not reported | 1.99 | |||
| Indonesia (unpublished) | 2017 |
RAAB, 15 Provinces, 917 clusters, 50+ years, 44,855 people |
Mild | 57.0 | 32.8 | 0.2 | 3.6 | Not reported | 11.3 |
| Moderate | 23.8 | 64.0 | 0.6 | 5.0 | Not reported | 9.1 | |||
| Severe | 8,5 | 81.4 | 0,3 | 1,9 | Not reported | 2.4 | |||
| Blind | 2.7 | 81.2 | 1.8 | 6.1 | Not reported | 3.0 | |||
| Maldives [22] | 2017 |
RAAB, entire country 62 clusters, 50+ years; 3020 people |
Mild | NA | NA | NA | NA | Not reported | NA |
| Moderate | 50.9 | 36.3 | 0.3 | 8.0 | Not reported | 11.4 | |||
| Severe | 1.5 | 64.6 | 3.1 | 19.6 | Not reported | 1.9 | |||
| Blind | 0.0 | 51.4 | 2.8 | 30.6 | Not reported | 2.0 | |||
| Myanmar (unpublished) | 2016 |
RAAB; 11 provinces 747 clusters 50+ years; 37,350 people |
Mild | NA | Not reported | ||||
| Moderate | 21.1 | 67.4 | 2.9 | 1.6 | 0.5 | 12.8 | |||
| Severe | 2.4 | 86.0 | 4.9 | 1.3 | 0.1 | 3.4 | |||
| Blind | 0.0 | 72.9 | 11.7 | 4.5 | 1.6 | 2.7 | |||
| Nepal [23] | 2012 |
RAAB entire country 615 clusters, 50+ years, 39,908 people |
Mild | Not reported | |||||
| Moderate | NA | NA | NA | NA | Not reported | 10.6 | |||
| Severe | 9.1 | 67.7 | 2.5 | 11.3 | 0 | 5.2 | |||
| Blind | 0 | 62.2 | 5.1 | 10.3 | 0 | 2.4 | |||
| Sri Lanka [24] | 2018 |
RAAB; entire country 25 districts, 68 clusters 40+ years; 5779 people |
Mild | 81.0 | 7.9 | 0.0 | 0.8 | Not reported | 13.4 |
| Moderate | 64.0 | 22.9 | 0.1 | 1.3 | Not reported | 15.2 | |||
| Severe | 46.7 | 36.7 | 0.0 | 2.2 | Not reported | 1.6 | |||
| Blind | 12.5 | 66.7 | 2.1 | 7.3 | Not reported | 1.6 | |||
| Thailand [25] | 2014 |
RAAB; entire country 176 clusters; 50+ years; 20,044 people; |
Mild | Not reported | |||||
| Moderate | 26.7 | 60.0 | 3.2 | 2.2 | Not reported | 12.6 | |||
| Severe | 10.2 | 77.1 | 3.4 | 1.7 | Not reported | 1.3 | |||
| Blind | 4.0 | 69.7 | 4.0 | 6.1 | Not reported | 0.6 | |||
| Timor-Leste [26] | 2017 |
RAAB; entire country 67 clusters 50+ years; 3253 people |
Mild | Not reported | NA | ||||
| Moderate | 32.2 | 64.4 | 0.4 | 0.4 | Not reported | 16.1 | |||
| Severe | 1.8 | 96.4 | 0.0 | 0.0 | Not reported | 6.8 | |||
| Blind | NA | 79.4 | 5.2 | 6.2 | Not reported | 4.6 | |||