Table 5.
Results of receiver operating characteristic analysis for each diagnostic feature
| AUC | Bootstrap replicates | ||||
|---|---|---|---|---|---|
| Value | 95 % CI | p-value | 95 % CI of AUC | ||
| All episodes | DWI | 0.601 | 0.532 to 0.670 | 0.006 | 0.551 to 0.648 |
| Fluid-fluid level | 0.667 | 0.598 to 0.736 | <0.001 | 0.613 to 0.718 | |
| Wall thickening | 0.672 | 0.604 to 0.741 | <0.001 | 0.621 to 0.724 | |
| Fluid-fluid level or wall thickening | 0.805 | 0.749 to 0.862 | <0.001 | 0.750 to 0.849 | |
| Fluid-fluid level or wall thickening with diameter > 5cm | 0.796 | 0.737 to 0.856 | <0.001 | 0741 to 0.842 | |
| Patients with TKLV < 3000 cm3 | DWI | 0.783 | 0.655 to 0.912 | 0.001 | 0.672 to 0.882 |
| Fluid-fluid level | 0.676 | 0.506 to 0.847 | 0.038 | 0.588 to 0.794 | |
| Wall thickening | 0.676 | 0.538 to 0.873 | 0.015 | 0.588 to 0.824 | |
| Fluid-fluid level or wall thickening | 0.853 | 0.718 to 0.988 | <0.001 | 0.735 to 0.941 | |
| Fluid-fluid level or wall thickening with diameter > 5cm | 0.706 | 0.538 to 0.873 | 0.015 | 0.588 to 0.824 | |
| Controls with TKLV 3000 to < 5500 cm3 | DWI | 0.610 | 0.483 to 0.736 | 0.092 | 0.513 to 0.703 |
| Fluid-fluid level | 0.653 | 0.534 to 0.773 | 0.019 | 0.556 to 0.744 | |
| Wall thickening | 0.711 | 0.599 to 0.823 | 0.001 | 0.624 to 0.794 | |
| Fluid-fluid level or wall thickening | 0.827 | 0.731 to 0.924 | <0.001 | 0.741 to 0.903 | |
| Fluid-fluid level or wall thickening with diameter > 5cm | 0.841 | 0.751 to 0.931 | <0.001 | 0.762 to 0.913 | |
| Controls with TKLV 5500 to <8500 cm3 | DWI | 0.511 | 0.362 to 0.660 | 0.881 | 0.881 0.426 to 0.594 |
| Fluid-fluid level | 0.674 | 0.531 to 0.817 | 0.022 | 0.563 to 0.794 | |
| Wall thickening | 0.614 | 0.466 to 0.762 | 0.134 | 0.506 to 0.729 | |
| Fluid-fluid level or wall thickening | 0.737 | 0.606 to 0.868 | 0.002 | 0.626 to 0.846 | |
| Fluid-fluid level or wall thickening with diameter > 5cm | 0.811 | 0.690 to 0.933 | <0.001 | 0.706 to 0.906 | |
| Controls with TKLV >=8500 cm3 | DWI | 0.507 | 0.355 to 0.660 | 0.927 | 0.435 to 0.584 |
| -fluid level | 0.635 | 0.484 to 0.786 | 0.083 | 0.512 to 0.743 | |
| Wall thickening | 0.645 | 0.495 to 0.794 | 0.063 | 0.518 to 0.772 | |
| Fluid-fluid level or wall thickening | 0.783 | 0.665 to 0.902 | <0.001 | 0.663 to 0.873 | |
| Fluid-fluid level or wall thickening with diameter > 5cm | 0.768 | 0.639 to 0.897 | 0.001 | 0.637 to 0.856 | |