Clinical Difference between Acute Appendicitis and Acute Right-Sided Colonic Diverticulitis

Table 3

Multivariate analysis of predictors of ARCD compared to AA.

Predictors of acute ARCD	Odds ratio	95% CI	value
Onset-to-visit interval (hr)	1.000	0.999–1.001	0.800
History of diverticulitis	102.679	9.964–1058.055	<0.001
Anorexia	0.046	0.008–0.256	<0.001
RLQ pain with tenderness	0.311	0.094–1.029	0.056
Rebound tenderness	0.455	0.182–1.138	0.092
Ketonuria	0.344	0.129–0.916	0.033
Neutrophilia	0.294	0.107–0.805	0.017

CI: confidence interval; ARCD: acute right-sided colonic diverticulitis; AA: acute appendicitis; RLQ: right lower quadrant.