Sensitivity | Specificity | Accuracy | P value | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
US | Short-axis diameter | Long- to short-axis diameter ratio | Hilum | Short-axis diameter | Long- to short-axis diameter ratio | Hilum | Short-axis diameter | Long- to short-axis diameter ratio | Hilum | Short axis diameter | Long- to short-axis diameter ratio | Hilum |
85% | 73% | 100% | 29% | 33% | 72% | 68% | 72% | 92% | 0.315 | 0.121 | 0.001 | |
Doppler | 93.4% | 84.7% | 89% | < 0.001* | ||||||||
ES | 96.4% | 98.8% | 94.4% | > 0.001* | ||||||||
SR | 93.4% | 95.6% | 94.1% | < 0.001* | ||||||||
Combined ES and SR | 98.3% | 96.1% | 92.9% | < 0.001* |