Table 3. Results of the visual evaluation.
| Criteria | Number of scores for DTbM/Number of scores for ASM | |||
|---|---|---|---|---|
| Controls | ALS | SMA | SCI | |
| 1- Global overlap agreement | ||||
| Insufficient to moderate | 0/2 | 0/2 | 0/3 | 0/1 |
| Substantial | 2/8 | 1/8 | 1/7 | 3/8 |
| Perfect | 8/0 | 9/0 | 9/0 | 7/1 |
| 2- Overlap agreement by region | ||||
| Normal appearing spinal cord | ||||
| Insufficient | 0/5 | 0/5 | 0/7 | 0/4 |
| Moderate | 0/4 | 0/3 | 0/2 | 1/2 |
| Substantial | 3/1 | 2/2 | 3/1 | 3/4 |
| Perfect | 7/0 | 8/0 | 7/0 | 6/0 |
| Nerve roots | ||||
| Included | 0/1 | 1/1 | 0/2 | 0/0 |
| Not included | 10/9 | 9/9 | 10/8 | 10/10 |
| T2-hyperintensity | ||||
| Insufficient to moderate | 0/1* | 0/1 | 1/0 | 4/5 |
| Substantial to perfect | 1/0* | 1/0 | 0/1 | 4/3 |
| Atrophy | ||||
| Insufficient to moderate | - | 0/2 | 0/0 | 4/4 |
| Substantial to perfect | - | 2/0 | 1/1 | 2/2 |
| Narrow spinal canal | ||||
| Insufficient to moderate | - | 0/1 | 1/1 | 2/1 |
| Substantial to perfect | - | 1/0 | 1/1 | 1/2 |
*Asymptomatic syrinx revealed by the visual evaluation.