UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000020850
Receipt number R000024062
Scientific Title A prospective exploratory study on the safety of gastric endoscopic submucosal dissection without cessation of warfarin.
Date of disclosure of the study information 2016/02/04
Last modified on 2018/02/12 23:31:46

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Basic information

Public title

A prospective exploratory study on the safety of gastric endoscopic submucosal dissection without cessation of warfarin.

Acronym

A prospective exploratory study on the safety of gastric endoscopic submucosal dissection without cessation of warfarin.

Scientific Title

A prospective exploratory study on the safety of gastric endoscopic submucosal dissection without cessation of warfarin.

Scientific Title:Acronym

A prospective exploratory study on the safety of gastric endoscopic submucosal dissection without cessation of warfarin.

Region

Japan


Condition

Condition

The lesion that is indicated in gastric endoscopic submucosal dissection in patients who use warfarin for prevention of thrombosis.

Classification by specialty

Medicine in general Gastroenterology Adult

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To examine the safety of gastric endoscopic submucosal dissection without cessation of warfarin.

Basic objectives2

Safety

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Pragmatic

Developmental phase

Phase II


Assessment

Primary outcomes

The bleeding rate after gastric endoscopic submucosal dissection from immediately until the 28th day

Key secondary outcomes

1.The existence of bleeding requiring hemostatic procedure in second-look gastrointestinal endoscopy (day1).
2.Early bleeding rate after gastric endoscopic submucosal dissection (from immediately after gastric endoscopic submucosal dissection to before the day2 meal starts).
3.Delayed bleeding rate after gastric endoscopic submucosal dissection (after the day2 meal started).
4.Duration of hospitalization.


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Historical

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

In patients who use warfarin for prevention of thrombosis, gastric endoscopic submucosal dissection will be done without cessation of warfarin. Protocol treatment period in this study is from the day of gastric endoscopic submucosal dissection (day0) to the 28th day after gastric endoscopic submucosal dissection (day28). Observation period is from the registration to the protocol to the end of protocol treatment period.

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

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients with non valvular atrial fibrillation, and use warfarin for prevention of thrombosis. Patients' PS (Performance Status) is 0-2 of ECOG(Eastern Cooperative Oncology Group), and over 20 years old age.
(1)The target is the lesion that is indicated in endoscopic submucosal dissection in Japanese classification of gastric carcinoma: 4th Japanese edition 2014.
(2)
a)In patients with non valvular atrial fibrillation, PT-INR has to be confirmed following values in blood collection within 3days before the treatment.
Less than 70 years of age: PT-INR is less than 3
70 years of age or older: PT-INR is less than 2.6
b)In patients using warfarin for the prevention of deep vein thrombosis or pulmonary embolism, PT-INR has to be confirmed following values in blood collection within 3days before the treatment.
PT-INR is less than 2.5
c)In patients with artificial heart valve, PT-INR has to be confirmed following values in blood collection within 3days before the treatment.
PT-INR is less than 3.0
(3)Estimated glomerular filtration (eGFR) is confirmed greater than or equal to 30mL/min/1.73m2 within 60 days prior to registration.
(4)After the patient has received a sufficient explanation on participation in this study, informed consent has been obtained by the free will of the patient.
(5)It is possible to follow the course of more than 28 days after treatment.
(6)All the following test data using the latest test values within 60 days prior to registration is met.
1) Hb is 9g/dl or more
2) Plt is 100000/mm3 or more
3) AST, ALT is less than 100IU/L

Key exclusion criteria

(1)Women who has a possibility of pregnancy or is during pregnancy
(2)Women who has baby and is nursing
(3)Patients who undergo hemodialysis
(4)To assess the general condition and complications of patients, if the attending physician has determined that it is difficult to entry.

Target sample size

15


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Satoshi Ono

Organization

The University of Tokyo Hospital

Division name

Department of Gastroenterology, Graduate School of Medicine

Zip code


Address

7-3-1, Hongo, Bunkyo-ku, Tokyo

TEL

+81-3-3815-5411

Email

satoshi-tky@umin.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Itaru Saito

Organization

The University of Tokyo Hospital

Division name

Department of Gastroenterology, Graduate School of Medicine

Zip code


Address

7-3-1, Hongo, Bunkyo-ku, Tokyo

TEL

+81-3-3815-5411

Homepage URL


Email

isaitou-nms@umin.ac.jp


Sponsor or person

Institute

The University of Tokyo Hospital Department of Gastroenterology, Graduate School of Medicine

Institute

Department

Personal name



Funding Source

Organization

The clinical research insurance is covered by Grant-in-Aid for Scientific Research- Young Scientists (B) (Principal Investigator: Satoshi Ono, project number: 127100000551).

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization


Address


Tel


Email



Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2016 Year 02 Month 04 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


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

Date of protocol fixation

2015 Year 12 Month 17 Day

Date of IRB


Anticipated trial start date

2016 Year 03 Month 01 Day

Last follow-up date


Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2016 Year 02 Month 02 Day

Last modified on

2018 Year 02 Month 12 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000024062


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name