UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000056537
Receipt number R000064592
Scientific Title Database study on the current treatment status of elderly HER2-positive AGC patients
Date of disclosure of the study information 2024/12/23
Last modified on 2026/03/05 11:55:25

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Basic information

Public title

Database study on the current treatment status of elderly HER2-positive AGC patients

Acronym

Database study on the current treatment status of elderly HER2-positive AGC patients

Scientific Title

Database study on the current treatment status of elderly HER2-positive AGC patients

Scientific Title:Acronym

Database study on the current treatment status of elderly HER2-positive AGC patients

Region

Japan


Condition

Condition

HER2 positive gastric cancer

Classification by specialty

Gastroenterology Gastrointestinal surgery

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To investigate the treatment regimen selection proportion and subsequent treatment transition proportion in each treatment line of elderly patients with HER2-positive advanced gastric cancer (aGC) stratified by age and by how treatment intensive of 1L.
Additionally, by defining "less intensive treatment" as lesser treatment than standard of care (SOC) on the guidelines, to confirm the 2L or later treatment in patients receiving "less intensive treatment" in 1L.

Basic objectives2

Others

Basic objectives -Others

Database study

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Treatment regimen proportion for patients with HER2-positive aGC from 1L to 5L.
The transition proportion to next line treatment for patients with HER2-positive aGC from 1L to 4L.
Time to treatment failure (TTF), Duration of therapy, 1L regimen selection factors, Treatment transition factors, Treatment duration factors.

Key secondary outcomes



Base

Study type

Others,meta-analysis etc


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

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients who meet all the following conditions:
Patients with disease codes (ICD-10 codes) for malignant neoplasms of stomach or esophagus
Patients with a history of trastuzumab administration
Patients who are 18 years of age or older at the start of 1L therapy.

Key exclusion criteria

Patients with disease codes for the following conditions are excluded:
Patients who underwent gastric resection before and after 1L chemotherapy

Target sample size



Research contact person

Name of lead principal investigator

1st name Kazuto
Middle name
Last name Sato

Organization

Daiichi Sankyo Co., Ltd.

Division name

Oncology Medical Science Department I

Zip code

103-8426

Address

3-5-1, Nihonbashi-Honcho, Chuo-ku, Tokyo, Japan

TEL

03-6225-1111

Email

kazuto.sato@daiichisankyo.com


Public contact

Name of contact person

1st name Kenji
Middle name
Last name Tsuchida

Organization

Daiichi Sankyo Co., Ltd.

Division name

Oncology Medical Science Department I

Zip code

103-8426

Address

3-5-1, Nihonbashi-Honcho, Chuo-ku, Tokyo, Japan

TEL

03-6225-1111

Homepage URL


Email

kenji.tsuchida@daiichisankyo.com


Sponsor or person

Institute

Daiichi Sankyo Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

Daiichi Sankyo Co., Ltd.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Daiichi Sankyo Co., Ltd.

Address

3-5-1, Nihonbashi-Honcho, Chuo-ku, Tokyo, Japan

Tel

03-6225-1111

Email

kenji.tsuchida@daiichisankyo.com


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

2024 Year 12 Month 23 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

Completed

Date of protocol fixation

2024 Year 10 Month 31 Day

Date of IRB

2024 Year 09 Month 10 Day

Anticipated trial start date

2024 Year 12 Month 23 Day

Last follow-up date

2025 Year 09 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Cohort study using the database


Management information

Registered date

2024 Year 12 Month 23 Day

Last modified on

2026 Year 03 Month 05 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000064592