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Correlation between spread patterns and the amyotrophic lateral sclerosis-Milano-Torino staging (ALS-MITOS).
| ALS-MITOS | ||||||
|---|---|---|---|---|---|---|
| Stage 0 | Stage 1 | Stage 2 | Stage 3 | Stage 4 | P | |
| Clinical spread | ||||||
| Continuous | 12 | 30 | 21 | 20 | 4 | 0.144 |
| Discontinuous | 2 | 1 | 2 | 1 | 2 | |
| Electromyographic spread | ||||||
| Continuous | 14 | 31 | 21 | 20 | 4 | 0.005 |
| Discontinuous | 6 | 3 | 2 | 1 | 1 | |
