Table 1.
Refractory intervals and following frequencies in subtypes of Aα/β-fiber low threshold mechanoreceptor
| Neuronal types | Refractory interval (ms)
|
P-value | Max following frequency (Hz)
|
P-value | ||
|---|---|---|---|---|---|---|
| Control | OA | Control | OA | |||
| G/F | 1.08 ± 0.131 N = 15 |
0.86 ± 0.097 N = 20 |
0.157 | 343.2 ± 25.62 N = 13 |
367.3 ± 22.01 N = 17 |
0.259 |
| Glabrous | 0.96 ± 0.082 N = 17 |
1.04 ± 0.064 N = 19 |
0.448 | 353.6 ± 25.17 N = 15 |
333.1 ± 22.18 N = 16 |
0.545 |
| Pacinian | 0.77 ± 0.060 N = 24 |
0.74 ± 0.078 N = 23 |
0.419 | 355.8 ± 28.73 N = 21 |
443.6 ± 25.34 N = 21 |
*0.027 |
| SA | 0.96 ± 0.076 N = 4 |
1.03 ± 0.035 N = 3 |
0.483 | 341.2 ± 43.83 N = 4 |
392.4 ± 28.95 N = 2 |
0.495 |
| MS | 0.52 ± 0.051 N = 44 |
0.31 ± 0.032 N = 47 |
*0.003 | 574.6 ± 19.12 N = 35 |
632.1 ± 14.22 N = 38 |
*0.017 |
Notes: Values are given in Mean ± SE, and N = sample size.
* indicates a statistical significance. “G/F”, “Glabrous”, “Pacinian”, “SA”, and “MS” represent hair follicle neurons, glabrous rapidly adapting neurons, Pacinian neurons, slowly adapting neurons, and muscle spindle neurons, respectively.
Abbreviation: OA, osteoarthritis.