Von Frey thresholds
| Fiber type | Median | Interquartile range | n | |||
|---|---|---|---|---|---|---|
| p75+/+ | p75−/− | p75+/+ | p75−/− | p75+/+ | p75−/− | |
| SA | 1.0 | 1.0 | 1.0 –1.5 | 1.0 –3.4 | 12 | 12 |
| RA | 1.0 | 1.0 | 1.0 –2.0 | 1.0 –1.0 | 17 | 20 |
| AM | 4.0 | 5.6 | 4.0 –8.0 | 4.0 –8.0 | 37 | 34 |
| D hair | 1.0 | 1.0 | 1.0 –1.0 | 1.0 –1.0 | 11 | 33 |
| C fiber | 5.6 | 8.0 | 4.0 –11.2 | 5.6 –11.2 | 23 | 31 |