Table 4.
Prediction of mortality by DPNP using different questionnaire criteria.
| ROC curve analysis | Sensitivity | Specificity | PPV | NPV | ||
|---|---|---|---|---|---|---|
| AUC (95%CI) | P | |||||
| DPNP by both ID pain and DN4 | 0.584 (0.508, 0.588) | 0.014 | 17.0% | 92.6% | 25.1% | 88.4% |
| DPNP by either ID pain or DN4 alone | 0.534 (0.496, 0.572) | 0.068 | 21.9% | 84.9% | 17.3% | 88.4% |
AUC, area under the curve; DN4, Douleur Neuropathique en 4 questionnaire; DPNP, diabetic peripheral neuropathic pain; ID pain, identification pain questionnaire; NPV, negative predictive value; PPV, positive predictive value; ROC, receiver operating characteristic.