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Vibration Perception Threshold is an important method of QST(Quantitative Sensory Testing) ,it can provide a fast ,economic and accurate DPN(Diabetic Peripheral Neuropathy) early screening method through relevant instruments in clinic application .and early detect the serious complication high -risk groups .

VPT describe the sensitivity, specificity, positive predictive value, and negative predictive value of vibration perception threshold (VPT) testing in subjects with type 1 diabetes relative to gold standard assessments of peripheral neuropathy.

Vibration Perception Threshold Test