Retrospective Cohort Study
Copyright ©The Author(s) 2016.
World J Gastrointest Endosc. May 10, 2016; 8(9): 385-390
Published online May 10, 2016. doi: 10.4253/wjge.v8.i9.385
Table 1 Patient characteristics (N-118)
Age, yr (mean, SD)69 (9)
Male/female74/44
Preoperative bilirubin, mg/dL (median, range)2.0 (0.5–24.9)
Bismuth I/II/IIIa/IIIb/IV, n18/25/35/5/35
Initial biliary drainage at our institutions, n (%)43 (36)
Initial drainage ENBD/EBS, n85/33
Unilateral/bilateral, n102/16
Sphincterotomy, n (%)74 (63)
PTPE, n (%)54 (46)
Surgery, n (%)71 (60)
Time to surgery, days (median, range)62 (4-233)