Table 4 Cutoff values for RRR sensitivity and specificity
From: Diagnostic role of new Doppler index in assessment of renal artery stenosis
Cutoff | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) |
|---|---|---|---|---|
2.9 | 89 | 100 | 100 | 88 |
2.8 | 94 | 100 | 100 | 93 |
2.7 | 97 | 96 | 97 | 96 |
2.6 | 97 | 93 | 95 | 96 |
2.5 | 100 | 86 | 89 | 100 |