Table 4: Diagnostic efficiency of electrochemical skin conductance in the screening of diabetic cardiac autonomic neuropathy.

Sensitivity (%)Specificity (%)+PV (%)−PV (%)TC (%)

Feet ESC75.19 μS80.060.057.181.868.0
Hands ESC75.76 μS76.775.667.682.976.0

ESC, electrochemical skin conductance; +PV, positive predictive value; −PV, negative predictive value; TC, total consistence rate. corresponding to the highest Youden index (feet ESC, 0.400; hands ESC, 0.522).