Table 4 Ultrasonographic measurement of antral CSA for preoperative diagnosis of gastric volume > 0.8 ml/kg
AUC | Threshold value (cm2) | Sensitivity | Specificity | Youden index | |
|---|---|---|---|---|---|
FD | 0.78 | 6.7 | 100 | 48.7 | 0.5 |
Organic dyspepsia | 0.91 | 10.0 | 91.7 | 82.4 | 0.7 |
AUC | Threshold value (cm2) | Sensitivity | Specificity | Youden index | |
|---|---|---|---|---|---|
FD | 0.78 | 6.7 | 100 | 48.7 | 0.5 |
Organic dyspepsia | 0.91 | 10.0 | 91.7 | 82.4 | 0.7 |