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Spearman's correlation coefficients between feet ESC values, CAN value, and indices of VPT (toes and dorsal feet).
| Toe | Dorsal foot | |||
|---|---|---|---|---|
| Left toe | Right toe | Left dorsal foot |
Right dorsal foot |
|
| CAN | 0.405∗∗∗ | 0.414∗∗∗ | 0.383∗∗∗ | 0.396∗∗∗ |
| Left foot ESC | −0.160∗∗∗ | −0.202∗∗∗ | −0.149∗∗∗ | −0.150∗∗∗ |
| Right foot ESC | −0.153∗∗∗ | −0.207∗∗∗ | −0.140∗∗∗ | −0.137∗∗∗ |
CAN: cardiac autonomic neuropathy; VPT: vibration perception threshold; ESC: electrochemical skin conductance; ∗∗∗P < 0.0001.
