Table 4.
Results of the retrospective computed tomography review
| Variable |
Appendiceal diverticulitis (n = 25) |
Acute appendicitis (n = 25) |
|||
| Median | Range | Median | Range | P value | |
| Appendiceal diameter (mm) | 13.2 | 4.3-23.4 | 12.4 | 8.1-18.9 | 0.252 |
| Appendiceal wall thickening (mm) | 3.1 | 1.6-5.3 | 3.7 | 2.0-6.2 | 0.772 |
| Number | Rate | Number | Rate | ||
| Visualized appendix (yes/total) | 13 | 52% | 25 | 100% | < 0.0011 |
| Fluid collection in the appendix lumen (yes/total) | 4 | 16% | 22 | 88% | < 0.0011 |
| Formation of localized abscess (yes/total) | 17 | 68% | 4 | 16% | < 0.0011 |
| Periappendiceal fat stranding(yes/total) | 16 | 66% | 11 | 44% | 0.171 |
| Appendiceal or abscess wall enhancement (yes /total) | 10 | 58% | 9 | 41% | 0.271 |
| Apendicolith (yes/total) | 2 | 8% | 12 | 48% | 0.00471 |
| Visualized appendiceal diverticulum (yes /total) | 6 | 24% | 0 | 0% | 0.0251 |
1
Fisher's exact test;
2
Wilcoxon signed-rank test.