Table 2 Mean values and SDs of sensory nerve action potential (SNAP) conduction velocity and latency for the median, ulnar and radial nerves of the healthy, hand OA and hand RA groups
From: Sensory nerve action potentials and sensory perception in women with arthritis of the hand
Variable | Healthy group n = 8 | Hand OA group n = 9 | Hand RA group n = 7 |
|---|---|---|---|
SNAP Conduction Velocity (m/s) | Â | Â | Â |
Median | 42.7 ± 6.9 | 42.6 ± 4.3 | 43.5 ± 6.3 |
Ulnar | 43.0 ± 6.0 | 41.3 ± 9.1 | 42.7 ± 8.0 |
Radial* | 47.3 ± 5.1 | 51.4 ± 4.4 | 49.7 ± 8.8 |
SNAP Latency (ms) | Â | Â | Â |
Median | 3.1 ± 0.5 | 3.1 ± 0.3 | 3.1 ± 0.4 |
Ulnar | 3.1 ± 0.5 | 3.3 ± 0.9 | 3.1 ± 0.6 |
Radial | 2.2 ± 0.3 | 2.0 ± 0.2 | 2.1 ± 0.4 |