Table 3.
Diagnostic performance parameters of Emax values in each group.
| Group | AUC | Cutoff point (kPa) | Sensitivity (%) | Specificity (%) | Youden's index | 95% confidence interval |
|---|---|---|---|---|---|---|
| All lesions | 0.830 | 36.2 | 76.5 | 78.4 | 0.549 | 0.780, 0.880 |
| Group A | 0.844 | 33.7* | 72.2 | 86.4 | 0.586 | 0.781, 0.907 |
| Group B | 0.886 | 37.7** | 89.7 | 82.6 | 0.723 | 0.805, 0.966 |
| Group C | 0.935 | 55.1# | 96.4 | 88.2 | 0.846 | 0.853, 1.017 |
*Indicates the AUC of Group A compared with that of all lesions, z = 0.34, p > 0.05.
**Indicates the AUC of Group B compared with that of all lesions, z = 1.17, p > 0.05;# indicates the AUC of Group C compared with that of all lesions, z = 2.15, p < 0.05.