Comparison of a novel bedside portable endoscopy device with nasogastric aspiration for identifying upper gastrointestinal bleeding

Table 1 Baseline characteristics of patients with symptoms or signs of gastrointestinal bleeding n (%)

Age, mean ± SD, yr	64.46 ± 13.79 (n =129)
Gender, Male	91 (70.5)
Co-morbidities
Hypertension	48 (37.2)
Diabetes mellitus	33 (25.6)
Cardiovascular disease	17 (13.2)
Liver cirrhosis	39 (30.2)
Chronic kidney disease	14 (10.9)
Cerebrovascular disease	22 (17.1)
Malignancy	25 (19.4)
Initial vital sign
Systolic blood pressure, mmHg	119.52 ± 25.67
Diastolic blood pressure, mmHg	72.33 ± 17.53
Pulse rate, mean ± SD	85.31 ± 15.78
Initial hemoglobin, g/dL	9.55 ± 2.62
Bleeding related signs or symptoms
Melena	46 (35.7)
Hematemesis	43 (33.3)
Hematochezia	28 (21.7)
Anemia	12 (9.3)
Non-bleeding related signs or symptoms
Dizziness	14 (10.9)
Epigastric pain	13 (10.1)
Syncope	2 (1.6)
Dyspnea	2 (1.6)