Table 5.

Short-term parameters related to surgery of GIST

All tumors (n = 57)	Study cohort (n = 29)	Reference cohort (n = 28)	P value
Surgical procedure performed
Gastric wedge resection	15	17
Gastric sleeve resection	2	0
Gastrectomy (Billroth II)	4	1
Whipple resection	3	2
Small bowel resection	2	4
Extensive, multiorgan resection	3	4
Post-operative complications
No post-operative complication	26	21	0.14
Yes, post-operative complication	2	7
Repeated surgery or endoscopic intervention required	2a	4b
Antibiotics required due to infection	0	3
Post-operative care
Duration of hospitalization (days), mean (SD)	11.0 (7.8)	13.3 (8.0)	0.28

Tumors < 5 cm (n = 21)	Study cohort (n = 12)	Reference cohort (n = 9)	P value
Surgical procedure performed
Gastric wedge resection	7	8
Gastric sleeve resection	1	0
Gastrectomy Billroth II	3	0
Whipple resection	1	1
Small bowel resection	0	0
Extensive, multiorgan resection	0	0
Post-operative complications
No post-operative complication	11	7	0.12
Yes, post-operative complication	1	4
Repeated surgery or endoscopic intervention required	1c	2d
Antibiotics required due to infection	0	2
Post-operative care
Duration of hospitalization (days), mean (SD)	12.1 (9.9)	14.2 (9.6)	0.63

GIST gastrointestinal stromal tumor, SD standard deviation

^aLeakage at the enteroanastomosis (n = 1); pyloric stenosis (endoscopic dilatation needed) (n = 1)

^bLeakage at the anastomosis with the development of an abscess (n = 1); ileus (n = 1); leakage at the biliary anastomosis (n = 1); pyloric stenosis (endoscopic dilatation needed) (n = 1)

^cPyloric stenosis (endoscopic dilatation needed) (n = 1)

^dLeakage at the biliary anastomosis (n = 1); pyloric stenosis (endoscopic dilatation needed) (n = 1)