Table 1.
Subject information
| Subject | Sex | Age | Duration of disease |
DRS* | ALSFRS- R** |
Finger Taps/s | Wrist extensor strength*** |
||
|---|---|---|---|---|---|---|---|---|---|
| Right | Left | Right | Left | ||||||
| ALS 1 | F | 56 | 3.5y | 143 | 26 | 1.1 | 1.9 | 4− | 4+ |
| ALS 2 | F | 39 | 2.5y | 136 | 39 | 2.3 | 2.3 | 4 | 5 |
| ALS 3 | F | 50 | 5y | 136 | 39 | 5.0 | 4.8 | 4+ | 5 |
| PLS 1 | M | 69 | 12y | 137 | 40 | 2.9 | 2.5 | 5 | 5 |
| PLS 2 | F | 52 | 7y | 141 | 38 | 3.1 | 2.0 | 5 | 5 |
| PLS 3 | M | 53 | 8y | 142 | 38 | 3.4 | 3.5 | 5 | 5 |
*
DRS – Dementia Rating Scale. Score >132 normal
**
ALSFRS-R – ALS functional rating scale revised. Normal = 48
***
Strength measured using Medical Research Council (MRC) scale; 5= full strength; 0 = no movement