Description of the symptoms of the patients with CLN3 during the first acquisition
| Symptoms | None, n (%) | Mild, n (%) | Severe, n (%) |
|---|---|---|---|
| Visual impairment | 1 (7) | 9 (64) | 4 (29) |
| Psychiatric symptoms | 9 (64) | 4 (29) | 1 (7) |
| Epilepsy | 9 (64) | 3 (21) | 2 (14) |
| Intellectual disability | 9 (64) | 4 (29) | 1 (7) |
| Motor impairment | 9 (64) | 5 (36) | 0 (0) |