|
| F | % |
| Do you use glasses Yes No No response |
69 44 2 |
60.0 38.3 1.7 |
| Optical diagnosis Refractive error Presbyopia |
48 21 |
41.7 18.3 |
| Type of refractive error Myopia Hyperopia Astigmatism |
29 13 6 |
25.2 11.3 5.2 |