Enteroscopy in children and adults with inflammatory bowel disease

Table 4 Available studies on endoscopic balloon dilation using balloon-assisted enteroscopy for small bowel stricture in adult Crohn’s disease patients

Ref.	DAE system type	Study design	CD patients (n)	Dilation diameter (mm), mean (range)	Technical success (%)	Clinical efficacy (%)	Dilatations (n), mean per patient (range)	Perforation (%)	Observation period (mo), mean (range)	Symptom recurrence (%)
Fukumoto et al[37], Gastrointest Endosc 2007	DBE	Retrospective	23	NA	NA	74	35, (1.52; 1-6)	0	12, (1-40)	26
Pohl et al[38], Eur J Gastroenterol Hepatol 2007	Push enteroscopy	NA	10	17, (12-20)	80	60	15, (1.5; 1-3)	0	10, (4-16)	40
Ohmiyaet al[39], Gastrointest Endosc 2009	DBE	Retrospective	16	NA, (8-20)	96	69	NA	0	16, (2-43)	31
Despottet al[40], Gastrointest Endosc 2009	DBE	Prospective	11	15.4, (12-20)	73	73	18, (2; 1-3)	9	20.5, (2-41)	25
Hirai et al[41], Dig Endosc 2010	DBE	Retrospective	25	NA, (12-18)	72	72	55, (2.2; 1-4)	0	11, (6-29)	22
Kondo et al[33], J Gastroenterol 2010	DBE	Retrospective	8	NA	100	87.5	18, 1.5 (1-2)	0	NA	NA
Gill et al[42], Ther Adv Gastroenterol 2014	DBE	Retrospective	10	13.5, (10-16.5)	80	70	17, (1.8; 1-4)	20	NA	14
Hirai et al[43], Dig Endosc 2014	DBE	Retrospective	65	NA, (12-18)	80	80	NA	1.5	NA	48
Navaneethan et al[25], Endosc Int Open 2014	BAE (SBE/DBE)	Retrospective	6	NA	100	100	7, (1.16; 1-2)	16	NA	NA
Sunada et al[44], Inflamm Bowel Dis 2016	DBE	Retrospective	85	12.4, (8–20)	NA	87	321, (3.8; 1–14)	5	41.9, (0–141)	78.5
Holleran et al[28], Scand J Gastroenterol 2018	SBE	Retrospective	13	13, (12-15)	100	80	14, (1; 1-2)	0	8, (2-16)	23
Hirai et al[45], Journal of Crohn's and Colitis 2018	SBE and DBE	Prospective	95	15, (8-20)	94	70	90, (1; 1-2)	0	24, (NA)	NA

BAE: Balloon-assisted enteroscopy; DBE: Double balloon enteroscopy; SBE: Single balloon enteroscopy; SB: Small bowel; CD: Crohn’s disease; NA: Not available or not applicable; DAE: Device assisted enteroscopy.