Table 1.
Baseline Characteristics and Outcomes of Patients
| Characteristics of Patients at Baseline | |
|---|---|
| Age (mean ± SD) (years) | 56.27 ± 18.92 |
| Male/female | 104/58 |
| Length of stay (days) | 12.14 ± 6.40 |
| Mean course (months) (mean± SD) | 12.84 ± 27.27 |
| Previous bleeding, n (%) | 38 (23.5%) |
| Symptoms at admission, n (%) | |
| Melena | 110 (67.9%) |
| Hematochezia | 52 (32.1%) |
| Comorbidities, n (%) | |
| Hypertension | 60 (37.0%) |
| Cardiovascular disease | 30 (18.5%) |
| Diabetic mellitus | 14 (8.6%) |
| Malignant tumor | 8 (4.9%) |
| Chronic kidney disease | 6 (3.7%) |
| Medication, n (%) | |
| Non-steroidal anti-inflammatory drugs and/or aspirin use | 46 (28.4%) |
| Laboratory test, mean ± SD | |
| Heart rate | 73.83 ± 13.16 |
| Systolic blood pressure (mmHg) | 126.28 ± 20.63 |
| White blood cells (×109/L) | 6.83 ± 4.51 |
| Hemoglobin count (g/L) | 86.43 ± 28.42 |
| Platelet count (×109/L) | 247.67 ± 94.94 |
| PT-INR (prothrombin time, international normalized ratio) | 1.09 ± 0.16 |
| Albumin (g/L) | 37.27 ± 6.59 |
| Creatinine (µmol/L) | 71.59 ± 26.90 |
| Urea nitrogen (mmol/L) | 5.34 ± 3.05 |
| Intervention, n (%) | |
| Blood transfusion | 78 (48.1%) |
| Endoscopic therapy | 16 (9.9%) |
| Surgical therapy | 2 (2.5%) |
| Outcomes, n (%) | |
| Rebleeding | 76 (46.9%) |
| Final etiologic diagnosis, n (%) | |
| Angiodysplasia | 48 (29.63%) |
| Crohn’s disease | 22 (13.58%) |
| Small bowel neoplasia | 18 (11.11%) |
| Non-specific enteritis | 18 (11.11%) |
| Diverticular disease | 10 (6.17%) |
| Polyp | 10 (6.17%) |
| Non-steroidal anti-inflammatory drugs enteropathy | 4 (2.47%) |
| Other disease | 4 (2.47%) |
| Unknown | 28 (17.30%) |
| Total | 162 (100%) |