UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000008136
Receipt number R000009580
Scientific Title Breast cancer subtype and distant recurrences after ipsilateral breast tumor recurrences
Date of disclosure of the study information 2012/06/30
Last modified on 2017/01/18 13:39:29

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Basic information

Public title

Breast cancer subtype and distant recurrences after ipsilateral breast tumor recurrences

Acronym

Breast cancer subtype and distant recurrences after ipsilateral breast tumor recurrences

Scientific Title

Breast cancer subtype and distant recurrences after ipsilateral breast tumor recurrences

Scientific Title:Acronym

Breast cancer subtype and distant recurrences after ipsilateral breast tumor recurrences

Region

Japan


Condition

Condition

breast cancer

Classification by specialty

Breast surgery

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To evaluate whether breast cancer subtype is associated with distant recurrences after IBTR.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Association of breast cancer subtype with distant recurrences after IBTR.

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

(1) patients who underwent breast-conserving surgery and axillary surgery (sentinel lymph node biopsy only was allowed if these nodes had no metastases); (2) patients who confirmed IBTR histologically; (3) patients who underwent definitive surgery for IBTR until 2008.

Key exclusion criteria

(1) synchronous (defined as occurring within 3 months) metastases;(2) bilateral breast cancer patients; (3) non-invasive tumor at IBTR specimen; (4) prior malignancy other than breast cancer; (5) patients with tumors located in the skin or muscle only without associated parenchymal disease; (6) patients who received neoadjuvant therapy at the initial treatment.

Target sample size

300


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Makoto Ishitobi

Organization

Osaka Medical Center for Cancer and Cardiovascular Diseases

Division name

Department of Breast and Endocrine Surgery

Zip code


Address

1-3-3, Nakamichi, higasinari-ku, Osaka, Japan

TEL


Email



Public contact

Name of contact person

1st name
Middle name
Last name Makoto Ishitobi

Organization

Osaka Medical Center for Cancer and Cardiovascular Diseases

Division name

Department of Breast and Endocrine Surgery

Zip code


Address


TEL


Homepage URL


Email



Sponsor or person

Institute

Collaborative Study Group of Scientific Research of the Japanese Breast Cancer Society

Institute

Department

Personal name



Funding Source

Organization

The Japanese Breast Cancer Society

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


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

2012 Year 06 Month 30 Day


Related information

URL releasing protocol


Publication of results

Published


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

2011 Year 12 Month 01 Day

Date of IRB


Anticipated trial start date

2011 Year 12 Month 08 Day

Last follow-up date


Date of closure to data entry


Date trial data considered complete


Date analysis concluded

2017 Year 01 Month 18 Day


Other

Other related information

Clinico-pathological factors of primary breast cancer and ipsilateral breast tumor recurrences


Management information

Registered date

2012 Year 06 Month 11 Day

Last modified on

2017 Year 01 Month 18 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000009580


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name