Table 4.
Comparison of diagnostic methods for DPN in patients with type 1 and 2 diabetes.
| Type 1 diabetes | Type 2 diabetes | |||||
|---|---|---|---|---|---|---|
| Sensitivity (%) | Specificity (%) | Youden index (%) | Sensitivity (%) | Specificity (%) | Youden index (%) | |
| Ankle reflex | 62.5 | 71.5 | 34.4 | 55.2 | 87.2 | 42.4 |
| Acupuncture pain | – | – | – | 12.0 | 98.7 | 10.7 |
| Temperature sensation | 43.7 | 96.5 | 40.2 | 50.7 | 92.5 | 43.2 |
| Vibration sensation | 37.5 | 96.5 | 34.0 | 44.7 | 94.7 | 39.4 |
| Pressure sensation | 25.0 | 94.7 | 19.7 | 27.2 | 97.3 | 24.5 |
| Ankle reflex/temperature sensation | 81.2 | 68.4 | 49.7 | 83.5 | 79.9 | 63.4 |
| Ankle reflex/vibration sensation | 81.2 | 70.2 | 51.4 | 78.1 | 82.3 | 60.4 |
| Temperature sensation/vibration sensation | 62.5 | 94.7 | 57.2 | 73.8 | 87.5 | 61.3 |
| Ankle reflex/temperature sensation/vibration sensation | 93.7 | 68.4 | 62.2 | 94.1 | 75.6 | 69.8 |