UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000044290
Receipt number R000050589
Scientific Title retrospective study about the association between incision length of EST and recurrence of common bile duct stones
Date of disclosure of the study information 2021/05/21
Last modified on 2022/05/22 17:55:49

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Basic information

Public title

study about the association between incision length of EST and recurrence of common bile duct stones

Acronym

study about the association between incision length of EST and recurrence of common bile duct stones

Scientific Title

retrospective study about the association between incision length of EST and recurrence of common bile duct stones

Scientific Title:Acronym

retrospective study about the association between incision length of EST and recurrence of common bile duct stones

Region

Japan


Condition

Condition

Common bile duct stones

Classification by specialty

Hepato-biliary-pancreatic medicine

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To clarify the relationship between the size of the EST and DBCS recurrence

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The relationship between the size of the EST and CBDS recurrence rate

Key secondary outcomes



Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit


Not applicable

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

patients who underwent the elective endoscopic treatment for CBDS in Dokkyo Medical University Hospital between January 2013 and December 2017

Key exclusion criteria

(1)patients with previous papillary dilation or sphincterotomy, (2)patients with reconstruction of intestinal tract, (3)patients with benign or malignant biliary strictures, (4)cases with biliary stenting, (5)cases with incomplete CBDS clearance, (6)cases with endoscopic papillary balloon dilation, and (7)cases without EST

Target sample size

300


Research contact person

Name of lead principal investigator

1st name Atsushi
Middle name
Last name Irisawa

Organization

Dokkyo Medical University

Division name

gastroenterology

Zip code

3210207

Address

880 Kitakobayashi, Mibu-cho, Shimotsuga-gun,Tochigi-ken

TEL

0282872147

Email

irisawa@dokkyomed.ac.jp


Public contact

Name of contact person

1st name Yoichi
Middle name
Last name Takimoto

Organization

Dokkyo Medical University

Division name

gastroenterology

Zip code

3210207

Address

880 Kitakobayashi, Mibu-cho, Shimotsuga-gun,Tochigi-ken

TEL

0282872147

Homepage URL


Email

takimoto.yo1@gmail.com


Sponsor or person

Institute

Dokkyo Medical University

Institute

Department

Personal name



Funding Source

Organization

none

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Dokkyo Medical University

Address

880 Kitakobayashi, Mibu-cho, Shimotsuga-gun,Tochigi-ken

Tel

0282872147

Email

shonai_hp@dokkyomed.ac.jp


Secondary IDs

Secondary IDs

YES

Study ID_1

R-45-6J

Org. issuing International ID_1

Dokkyo Medical University

Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2021 Year 05 Month 21 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled

811

Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2021 Year 04 Month 20 Day

Date of IRB

2021 Year 04 Month 20 Day

Anticipated trial start date

2021 Year 04 Month 20 Day

Last follow-up date

2022 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

This study is a retrospective cohort study conducted in Dokkyo Medical University Hospital. All medical records during January 2013 and December 2020 were reviewed retrospectively.


Management information

Registered date

2021 Year 05 Month 21 Day

Last modified on

2022 Year 05 Month 22 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000050589


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name