Late Complications following Endoscopic Sphincterotomy for Choledocholithiasis: A Swedish Population-Based Study

Table 1

Summary of some previously published follow-up data.

Year	Study	Number of patients	Mean length of follow-up (years)	Mean age	Recurrent CBDS (%)	Total complications (%)
1996	Bergman et al. [6]	94	14	51	14	24
	Prat et al. [7]	156	9.7	55	3.5	5.8
1997	Wojtun et al. [1]	324	6.0	58.8	5.6	9.9
1998	Pereira-Lima et al. [8]	201	6.2	67.9	8.0	15.4
	Sugiyama and Atomi [2]	103	14.2	50	3.9	9.7
	Tanaka et al. [9]	410	10.2	64	10.7	12.3
2000	Saito et al. [10]	371	7.7	65.4	9.7	20
2002	Schreurs et al. [3]	310	6.2	69	7.4	10
	Costamagna et al. [4]	458	6.8	63	9.2	11.1
	Sugiyama and Atomi [5]	135	14.8	49	8.9	11.9
2003	Ando et al. [11]	983	np	np	11.3	np