Table 1 The clinical manifestations of disease in each study group
Clinical symptoms and signs | Study group Number (%) | Control group Number (%) |
|---|---|---|
Blurred vision | 3 (15) | 8 (26.6) |
Diplopia | 4 (20) | 4 (13.3) |
Blindness | 1 (5) | 0 (0) |
Gait problem | 5 (25) | 2 (6.6) |
Paresthesia | 3 (15) | 2 (6.6) |
Muscle weakness | 0 (0) | 3 (10) |
Dysarthria | 0 (0) | 1 (3.3) |
Bladder dysfunction | 0 (0) | 1 (3.3) |