Long-term outcome in patients with obscure gastrointestinal bleeding after negative capsule endoscopy

Table 3 Risk factors for rebleeding in patients with obscure gastrointestinal bleeding

Variables	Hazard ratio	95%CI	P value
Male	2.082	0.882-4.910	0.094
Age > 50 yr	0.980	0.328-2.922	0.971
Hb < 8 g/dL	0.861	0.365-2.029	0.732
Transfusion before CE	1.719	0.674-4.382	0.257
Comorbidity	1.619	0.661-3.969	0.292
Aspirin use	1.020	0.357-2.914	0.970
Anticoagulation use	5.019	1.560-16.145	0.007
NSAIDs use	1.153	0.314-4.232	0.830
Obscure-overt bleeding	1.143	0.382-3.416	0.811
Specific treatment	1.123	0.368-3.422	0.839
Positive CE	1.564	0.561-4.355	0.392

NSAIDs: Nonsteroidal anti-inflammatory drugs; CE: Capsule endoscopy.