Bowel preparation for small bowel capsule endoscopy in patients with suspected or established Crohn’s disease

Table 1 Patient characteristics, n (%)

	Non-preparation group (n = 25)	Preparation group (n = 32)	P value
Age, years, median (IQR)	17 (16-24)	28 (18-42)	0.08
Male	14 (56)	19 (59)	1.00
Weight, kg, median (IQR)	53.0 (44.6-64.2)	53.0 (43.5-62.9)	0.968
BMI, median (IQR)	19.4 (17.9-21.4)	20.0 (17.5-23.6)	0.546
Smoking	3 (12)	9 (28)	0.248
History of diabetes	0 (0)	2 (6)	1.00
History of constipation	0 (0)	1 (3)	1.00
Suspected CD	6 (24)	4 (13)	0.308
Established CD	19 (76)	28 (87)	0.308
Disease location
Ileal	4 (21)	4 (14)	0.833
Ileocolonic	15 (79)	20 (62)	0.737
Colonic	0 (0)	4 (14)	0.137
Disease behavior
B1	18 (95)	23 (82)	0.378
B2	1 (5)	4 (14)	0.635
B3	0 (0)	1 (4)	1.00
Perianal lesion	9 (47)	18 (64)	0.479
HBI, median (IQR)	5 (3-7)	3 (1-6)	0.12
CRP, g/mL, median (IQR)	0.44 (0.11-2.01)	0.21 (0.07-0.51)	0.189
Current therapy1
ED	8 (42)	8 (29)	0.357
5-ASA	5 (26)	16 (57)	0.075
Budesonide	1 (5)	0 (0)	0.396
Prednisolone	1 (5)	2 (7)	1.00
IM	0 (0)	4 (14)	0.11
Biologics	3 (16)	12 (42)	0.11

¹There is a duplication.

IQR: Interquartile range; BMI: Body mass index; CD: Crohn’s disease; HBI: Harvey-Bradshaw index; CRP: C-reactive protein; ED: Elemental diet; IM: Immunomodulator.