Figure 3

Cut-off point in the DN4 questionnaire optimizing the sensitivity and specificity values for discriminating between peripheral neuropathic pain (excluding patients with mixed pain and central neuropathic pain) and non-neuropathic pain.
Cut-off point in the DN4 questionnaire optimizing the sensitivity and specificity values for discriminating between peripheral neuropathic pain (excluding patients with mixed pain and central neuropathic pain) and non-neuropathic pain.