Table 5. Neurophysiological variables/nerve conduction study in hands with Phalen’s test present and absent.
| Phalen’s test present | Phalen’s test absent | P-value | |||
| Number | Median (IQR) | Number | Median (IQR) | ||
| Motor latency (ms) | 167 | 4.4 (3.54–4.85) | 281 | 3.6 (3.12–4.12) | <0.001 |
| Motor amplitude (mv) | 167 | 11.3 (7–14.5) | 281 | 13.7 (10.8–16.55) | <0.001 |
| Motor nerve conduction velocity (m/s) | 167 | 48.87 (43.33–53.74) | 281 | 51.66 (47.14–55.44) | <0.001 |
| Sensory latency (ms) | 73 | 3.71 (3.23–3.92) | 224 | 2.75 (2.38–3.67) | <0.001 |
| Sensory amplitude (µv) | 73 | 19.4 (14.25–32.8) | 224 | 33.4 (19.68–44.2) | <0.001 |
| Sensory nerve conduction velocity (m/s) | 73 | 33.03 (28.13–40) | 224 | 42.63 (34.27–47.85) | <0.001 |