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Table 4 Sensitivity, specificity and predictive values of the IpTT for loss of protective sensation, using the monofilament test as the gold standard, among individuals with diabetes (n = 250)

From: Is it possible to substitute the monofilament test for the Ipswich Touch Test in screening for peripheral diabetic neuropathy?

 IpTT
Sensitivity (%)83.33
Specificity (%)97.66
Positive predictive value (%)85.71
Negative predictive value (%)97.21
Positive likelihood ratio30.19
Negative likelihood ratio0.17