Clinical characteristics of the 64 healthy volunteers and of the 89 type 1 diabetes participants according to diabetic sensorimotor polyneuropathy status.

Plus-minus values are means ± SD. [IQR] represents the interquartile range.*P values for categorical variables were calculated with the χ2 test, and ANOVA was used for continuous variables.†TCNS, Toronto clinical Neuropathy score. Scores of 0–5 are generally considered to represent low likelihood of DSP, 6–8 represents likelihood of mild neuropathy, 9–12 represent likelihood of moderate neuropathy, while 12–19 represent severe neuropathy.‡Axon-reflex mediated neurogenic vasodilatation by the laser doppler imaging flare method.