From: Epidemiologic data on acute gastrointestinal bleeding in Albania: an overview of upper and lower GI bleeding
Frequency
Percent
Valid percent
Cumulative percent
Valid Esophagus
146
19.3
Stomach
192
25.3
2.3
44.6
Duodenum
288
38.0
82.6
Other
132
17.4
100.0
Total
758