Table 1 Patient characteristics
| Characteristic | | All patients (N=46) |
| Age | Mean (SD) | 67.8 (7.9) |
| Female | N (%) | 23 (50) |
| Visual acuity (affected) | Median | 0.4771 (20/60) |
| Duration of symptoms | Median (range) | 1.7 (1.6) |
| Employed | N (%) | 12 (26)* |
| Living alone | N (%) | 2 (4)† |