Risk factors for adverse in-hospital outcomes in acute colonic diverticular hemorrhage

Table 5 Risk factors for prolonged hospital stay (n = 153)

	None/prolonged hospitalization (n = 119/34)	Crude OR(95%CI)	P value	Adjusted OR1(95%CI)	P value
Age > 70 yr	22 (41)/60 (61)	2.2 (1.1-4.4)	0.02	2.1 (1.0-4.2)	0.04
Female	16 (30)/35 (35)	1.3 (0.64-2.7)	0.47
Current smoker	19 (35)/22 (22)	0.53 (0.25-1.1)	0.09
Current drinker	37 (69)/71 (71)	1.2 (0.57-2.4)	0.68
NSAIDs	8 (15)/33 (33)	2.9 (1.2-6.8)	0.02	2.7 (1.1-6.4)	0.03
Low-dose aspirin	11 (20)/27 (27)	1.5 (0.66-3.3)	0.35
Non-aspirin antiplatelets	14 (26)/15 (15)	0.51 (0.22-1.2)	0.11
Warfarin	2 (3.7)/8 (8.1)	2.3 (0.47-11)	0.31
Acetaminophen	1 (1.9)/1(1.0)	0.54 (0.03-8.8)	0.67
Corticosteroids	2 (3.7)/3 (3.0)	0.81 (0.13-5.0)	0.82
Hypertension	29 (54)/69 (70)	2.0 (1.0-3.9)	0.05
Diabetes mellitus	10 (19)/21 (21)	1.2 (0.51-2.7)	0.69
Dyslipidemia	15 (28)/17 (17)	0.54 (0.24-1.2)	0.13
Cerebro-cardiovascular disease	11 (20)/29 (29)	1.6 (0.73-3.6)	0.23
Chronic liver disease	2 (3.7)/4 (4.0)	1.1 (0.19-6.2)	0.92
Chronic kidney disease	3 (5.6)/10 (10)	1.9 (0.50-7.3)	0.34

¹Multiple logistic regression analysis, using the backward elimination method, of factors found to be significant (P < 0.05) on univariate analysis.