Retrospective Cohort Study
Copyright ©The Author(s) 2017.
World J Gastrointest Surg. Jul 27, 2017; 9(7): 161-166
Published online Jul 27, 2017. doi: 10.4240/wjgs.v9.i7.161
Table 1 Clinical features and outcomes of patients with complications
CaseAge (yr)SexMethodComplicationClippingTreatmentHospital stay after ER (d)Tumor characteristics
LocationSize (mm)Type
165MEMRIPPossibleConservative7Post-ampulla17Is
260MEMRIPPossibleConservative6Post-ampulla9IIa
355MESDDPPossibleSurgical12Post-ampulla24IIa
460MESDBleedingPossibleTransfusion9Pre-ampulla20IIa
567MEMRBleedingPossibleHemostasis11Pre-ampulla55Isp
640MESDIPImpossibleSurgical11Pre-ampulla20IIa
755MESDIPPossibleConservative18Pre-ampulla13IIc
864MESDIPImpossibleSurgical16Post-ampulla30IIa
944FESDIPImpossibleSurgical12Pre-ampulla30IIa
1072FESDDPPossibleSurgical15Pre-ampulla40IIa
Table 2 Predictors of perforation
Perforation
P value
Did not occurOccurred
SexM336
F1820.704
Histological diagnosisAdenoma335
Carcinoma1831.000
Tumor locationPre-ampulla314
Post-ampulla2040.704
Tumor sizeUnder 20 mm423
Over 20 mm950.014
Macroscopic typePolyploid111
Superficial4070.482
Resection methodEMR342
ESD1760.047
Prophylactic clipping1Not applied100
Applied4151.000