Table 2.

Results of wireless capsule endoscopy comparing SB and SB2 capsule.

	SB	SB2	P value
Detection rate (%)	43.3 (13/30)	50.0 (15/30)	0.796
No. of images of papilla	3.1 ± 1.1	3.1 ± 1.5	0.571
Image grading (max)
3 points	4/13	4/15
2 points	5/13	7/15
1 point	4/13	4/15

*Values shown as mean ± SD or No. max: maximum.