Table 4.
Sensitivity, specificity, and area under the ROC curve values for detection of peripheral nerve injury based on gait parameters evaluated 7 days after nerve injury
| Group | AUC | Sensitivity | Specificity | Features |
|---|---|---|---|---|
| Control vs. sham | ||||
| NB | 1.00 | 1.00 | 1.00 | 1 |
| KNN | 1.00 | 1.00 | 1.00 | 1 |
| RBF | 1.00 | 1.00 | 1.00 | 1 |
| Control vs. CCI-1L | ||||
| NB | 1.00 | 1.00 | 1.00 | 1 |
| KNN | 1.00 | 1.00 | 1.00 | 1 |
| RBF | 1.00 | 1.00 | 1.00 | 1 |
| Control vs. CCI-4L | ||||
| NB | 1.00 | 1.00 | 1.00 | 1 |
| KNN | 1.00 | 1.00 | 1.00 | 1 |
| RBF | 1.00 | 1.00 | 1.00 | 1 |
| Sham vs. CCI-1L | ||||
| NB | 0.92 | 1.00 | 0.83 | 3 |
| KNN | 0.92 | 0.83 | 0.83 | 4 |
| RBF | 0.83 | 0.83 | 0.83 | 2 |
| Sham vs. CCI-4L | ||||
| NB | 0.88 | 0.83 | 0.50 | 6 |
| KNN | 1.00 | 0.83 | 1.00 | 7 |
| RBF | 0.83 | 0.83 | 0.83 | 1 |
| CCI-4L vs. CCI-1L | ||||
| NB | 0.83 | 0.83 | 0.83 | 1 |
| KNN | 0.84 | 0.83 | 0.67 | 1 |
| RBF | 0.92 | 0.83 | 0.67 | 1 |
ROC, receiver operating characteristic; AUC, area under the curve; NB, Naive Bayes; KNN, k-nearest neighbors; RBF, radial basis function; CCI, chronic constriction injury; CCI-1L, modified CCI model with 1 ligature; CCI-4L, CCI with 4 ligatures around the sciatic nerve.