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

Table 1 Clinical characteristics of patients with obscure gastrointestinal bleeding n (%)

Characteristics	Total (n = 95)
Age (yr), median (range)	61.0 (17-85)
Male	62 (65.3)
Obscure-overt bleeding	73 (76.8)
Complete small-bowel visualization	77 (81.1)
Comorbidity	43 (45.3)
Hemoglobin concentration at the time of the procedure (g/dL), mean ± SD	8.3 ± 2.0
Need for transfusion before capsule endoscopy	50 (52.6)
Diagnostic yield	38 (40.0)
Follow-up duration (mo), median (range)	23.7 (6.0-89.4)
> 12 mo follow-up	73 (76.8)
Aspirin use	23 (24.2)
Other antiplatelet agent	13 (13.7)
Anticoagulation	8 (8.4)
Nonsteroidal anti-inflammatory drugs	10 (10.5)