Table 4.

Etiology of the Location Specified 82 Cases from the Literature Review

Variable	Duodenum	Jejunum	Ileum	P-value
Warfarin	6 (33.3)	27 (69.2)	17 (68.0)	0.028
Low molecular weight heparin	0	1 (2.6)	2 (8.0)
Aspirin	1 (5.6)	0	0
Hemophilia	1 (5.6)	2 (5.1)	1 (4.0)
Pancreatic disease	4 (22.2)	0	0	0.002
Von Willebrand disease	1 (5.6)	0	0
Glanzmann’s thrombasthenia	1 (5.6)	0	0
Totala	18	39	25

Values are presented as number (%).

^aTotal number including cases with unspecified etiology.