Clinical and computed tomography findings of appendiceal diverticulitis vs acute appendicitis

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

¹Fisher's exact test;

²Wilcoxon signed-rank test.