| Characteristics | Survived (ns = 37) |
| Loss of Vision |
|
| No | 15 (40.50) |
| Yes | 21 (56.80) |
| Unspecified | 1 (2.70) |
| Cerebral Vascular Accident |
|
| No | 35 (94.60) |
| Yes | 1 (2.70) |
| Unspecified | 1 (2.70) |
| Cranial Nerve Palsy |
|
| No | 28 (75.70) |
| Yes | 8 (21.60) |
| Unspecified | 1 (2.70) |
| Reinfection Rate |
|
| No | 25 (67.6) |
| Yes | 12 (32.4) |