Table 3.
Analysis of electrophysiological parameters using GDAP1 locus-specific database data
| Amplitude (mV) | Conduction Velocity (m/s) | Total | |||
|---|---|---|---|---|---|
| MNCV > 40 | MNCV 31-40 | MNCV ≤ 30 | Not recordable | ||
| CMAP > 6 | 35 (45%) | 2 (15.4%) | 0 | / | 37 |
| CMAP 1.1-6 | 30 (39%) | 5 (23.1%) | 0 | / | 35 |
| CMAP 0.5-1 | 6 (8%) | 3 (23.1%) | 0 | / | 9 |
| CMAP < 0.5 | 6 (8%) | 5 (38.5%) | 9 (100%) | / | 20 |
| Not recordable | / | / | / | 30 | 30 |
| Total | 77 | 15 | 9 | 30 | 131 |
Values represent the number of patients for each situation; the corresponding percentages are mentioned in brackets. MNCV: motor nerve conduction velocity; CMAP: compound motor action potential.