Global estimate of the number of people visually impaired by age, 2010; for all ages in parenthesis the corresponding prevalence (%)
| Ages (in years) | Population (millions) | Blind (millions) | Low vision (millions) | Visually impaired (millions) |
| 0–14 | 1848.50 | 1.421 | 17.518 | 18.939 |
| 15–49 | 3548.2 | 5.784 | 74.463 | 80.248 |
| 50 and older | 1340.80 | 32.16 | 154.043 | 186.203 |
| All ages | 6737.50 | 39.365 (0.58) | 246.024 (3.65) | 285.389 (4.24) |