|  | 6–12 months | 25–60 months | 61–120 months | > 120 months |
---|---|---|---|---|---|
STG | Number of specimens | 4 | 4 | 4 | – |
Ruffini endings/cm2 | 7.03 ± 7.98 | 2.71 ± 3.56 | 4.88 ± 3.63 |  | |
Free nerve endings/cm2 | 55.10 ± 35.36 | 32.78 ± 29.56 | 25.72 ± 10.15 |  | |
PTG | Number of specimens | – | 3 | 8 | 3 |
Ruffini endings/cm2 |  | 0.74 ± 1.27 | 1.89 ± 3.18 | 6.19 ± 10.72 | |
Free nerve endings/cm2 |  | 20.38 ± 11.57 | 33.01 ± 33.93 | 64.40 ± 60.22 | |
AG | Number of specimens | – | 1 | 2 | – |