Metal stents placement for refractory pancreatic duct stricture in children

Table 2 Resolution of pancreatic duct strictures after the first placement of a fully covered self-expandable metal stent

Case no.	Duration of stenting (mo)	Diameter of the stricture (cm)		Diameter of the dilated segment1 (cm)
		Pre	Post	Pre	Post
1	3	0.8	3.0	6.5	4.9
2	10	1.5	2.0	12.1	8.7
3	6	1.2	3.4	11.3	7.1
4	6	0.9	3.4	8.1	6.4
5	6	1.0	4.4	7.1	5.0
6	6	0.9	0.9	6.0	5.2
7	6	1.6	2.1	9.4	6.1
8	6	0.8	3.0	7.0	7.0
mean ± SD	62	1.1 ± 0.3	2.8 ± 0.9	8.4 ± 2.5	6.3 ± 1.6
P value	NA	0.017		0.018

¹The diameter was measured at the dilated segment upstream of the pancreatic duct stricture;

²Expressed as a median value. NA: Not applicable.