Table 4.
AUCs, area test, sensitivity, and specificity for the prediction of the abnormal ABIa
| AUC (95% C.I.) | p-value for area test | Sensitivity | Specificity | |
|---|---|---|---|---|
| MNSIb |
0.660 (0.554, 0.765) |
- |
0.8 |
0.6433 |
| OSCc |
0.775 (0.69, 0.86) |
0.0154 |
0.7333 |
0.3764 |
| KCd |
0.712 (0.626, 0.798) |
0.361 |
0.8333 |
0.5984 |
| TRCe | 0.679 (0.589, 0.770) | 0.69 | 0.8333 | 0.5169 |
a ABI any side of ankle brachial index <0.9 was defined as abnormal. b MNSI Michigan Neuropathy Screening Instrument: normal <2 c OSC Optimal scaling combination: normal <7.6 d KC: King’s college classification: normal <2 e TRC University Texas risk classification system: normal <2.