How to Differentiate Sites of Gastrointestinal Bleeding in Patients with Hematochezia by Using Clinical Factors?
Table 2
Baseline characteristics of patients presented with hematochezia categorized by sites of bleeding as upper (UGIB) or lower (LGIB) gastrointestinal bleeding.
Variables
UGIB group
LGIB group
value
Mean (standard deviation) age, year
60.43 (19.3)
62.19 (16.2)
0.675
Male gender
15 (50.0)
20 (46.5)
0.956
History of previous GI bleeding
10 (33.3)
5 (11.6)
0.050
Cancer
5 (16.7)
6 (14.0)
0.752
Cirrhosis
4 (13.3)
0
0.025
Alcohol consumption
9 (30.0)
1 (2.3)
0.001
Smoking
3 (10.0)
0
0.065
Medications
None
NSAIDs
17 (56.7)
34 (79.1)
0.093
Warfarin
10 (33.3)
6 (14.0)
0.509
Clopidogrel
0
2 (4.7)
1.000
Steroid
0
1 (2.3)
0.166
Epigastric pain
2 (6.7)
0
0.411
5 (16.7)
0
0.009
Data presented as number (%) except age; GI: gastrointestinal; NSAIDs: nonsteroidal anti-inflammatory drugs.
