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Positive NCS and specific muscle weakness in grade 4 UES and CTS
| Muscle weakness | NCS | UES | CTS |
|---|---|---|---|
| Specific muscle weakness absent | NCS + | 14 | 29 |
| Specific muscle weakness present | NCS + | 6 | 6 |
| NCS − | 26 | 2 | |
| NCS − or ND | 10 | 3 | |
| Total | 56 | 40 |
CTS = carpal tunnel syndrome; NCS = nerve conduction studies; ND = not done; UES = ulnar entrapment syndrome.
