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Association between nerve root compression in MRI and abnormal NCSs.
| Nerve root compression in MRI | NCSs | |||
|---|---|---|---|---|
| Normal | Abnormal | Total | P value | |
| No compression | 1 (3.3%)∗ | 6 (20%)∗ | 7 | 0.638 |
| Compression | 7 (23.3%)∗ | 16 (53.3%)∗ | 23 | |
| Total | 8 | 22 | 30 | |
∗Percent calculated from the total number of patients.
