Predictive utility of the Rockall scoring system in patients suffering from acute nonvariceal upper gastrointestinal hemorrhage

Table 7 Logistic regression

Factor	Univariate regression				Multivariate regression
	OR	95%CI	β	P value	OR	95%CI	β	P value
Rockall score	3.891	2.729-6.057	1.359	< 0.001	1.134	1.106-1.164	0.126	0
Hemoglobin (g/L)	0.96	0.932-0.988	-0.04	0.007	0.998	0.994-1.002	-0.002	0.317
INR	11.647	3.092-48.723	2.455	< 0.001	1.142	0.926-1.409	0.133	0.214
Average ulcer size (cm)	5.013	2.826-9.577	1.612	< 0.001	1.156	1.069-1.25	0.145	0
Active bleeding (Yes/No)	2.558	1.378-4.822	0.939	0.003	1.117	1.007-1.24	0.111	0.036
Number of ulcers (≤ 2/>2)	0.456	0.244-0.843	-0.785	0.013	0.91	0.824-1.006	-0.094	0.065
Endoscopic therapy (Yes/No)	0.265	0.138-0.497	-1.329	< 0.001	0.908	0.817-1.01	-0.096	0.075
Blood transfusion (Yes/No)	2.33	1.257-4.382	0.846	0.008	1.055	0.955-1.166	0.054	0.29

INR: International normalized ratio; OR: Odds ratio; CI: Confidence interval.