The demographic data of all patients with CBS (n=34) compared with the entire population (n=390)
| Characteristics of | CBS (n=34) | Screened population (n=390) |
| Number (%) | Number (%) | |
| Sex | ||
| Female | 28 (82) | 261 (67) |
| Male | 6 (18) | 129 (33) |
| Visual acuity * | ||
| 0.5–0.71 | 15 (44) | 51 (13) |
| 0.7–1.0 | 14 (41) | 163 (42) |
| <1.0 | 5 (15) | 176 (45) |
| Ophthalmic diagnosis | ||
| Age-related macular degeneration | 23 (67) | 238 (61) |
| DME | 5 (15) | 62 (16) |
| Cataract | 2 (6) | 55 (14) |
| Other retinal diseases | 2 (6) | 15 (4) |
| Occlusion | 1 (3) | 8 (2) |
| CME | 1 (3) | 8 (2) |
| 4 (1) | ||
| Living conditions | ||
| Alone | 15 (44) | |
| With family or other persons | 14 (41) | |
| In nursing home | 5 (15) | |
| Visual hallucinations | ||
| People, faces | 14 (41) | |
| Geometrical patterns, figures | 11 (32) | |
| Plants | 5 (15) | |
| Animals | 4 (12) |
*LogMar.
CBS, Charles Bonnet syndrome; CME, cystoid macular edema; DME, diabetic macular edema.