UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000060134
Receipt number R000068774
Scientific Title Effects of a Home-Based Exercise Digital Teaching Material and a Mobile App Walking Intervention for Post-Initial Treatment Breast Cancer Survivors: A Pilot Study
Date of disclosure of the study information 2025/12/22
Last modified on 2025/12/19 14:29:35

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Basic information

Public title

Effects of a Home-Based Exercise Digital Teaching Material and a Mobile App Walking Intervention for Post-Initial Treatment Breast Cancer Survivors

Acronym

HOMEWALK BCS Study

Scientific Title

Effects of a Home-Based Exercise Digital Teaching Material and a Mobile App Walking Intervention for Post-Initial Treatment Breast Cancer Survivors: A Pilot Study

Scientific Title:Acronym

HOMEWALK BCS Study

Region

Japan


Condition

Condition

Breast Cancer

Classification by specialty

Nursing

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To examine the feasibility of delivering a walking intervention using digital teaching materials and a mobile application for individuals who have completed initial treatment for breast cancer, and to evaluate the acceptability, adherence, and preliminary effects of the intervention, with the goal of informing the design of a future randomized controlled trial.

Basic objectives2

Others

Basic objectives -Others

Psychosocial Effects of a Walking Intervention

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Body Composition Body Weight Quality of Life Physical Activity and Exercise Self-Efficacy

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Self control

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Behavior,custom

Interventions/Control_1

A single-group intervention will be conducted three times.
The first session will involve explaining and implementing the exercise program.
The second session will take place one month later, and the third session will be conducted three months after the first.
To assess whether participants are able to continue the home-based exercise program, data from the mobile application, as well as changes in body composition, body weight, resilience, quality of life (QOL), and self-efficacy will be measured.
During the second and third sessions, group discussions will be held to explore changes in motivation for continuing exercise and strategies participants have used to maintain their exercise habits.

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

70 years-old >

Gender

Female

Key inclusion criteria

1.Female breast cancer survivors who have completed initial treatments.
2.No restrictions on cancer stage.
3.Able to perform activities of daily living independently.
4.Within five years after completion of initial treatment.
5.Have not continuously engaged in vigorous physical activities. Such as running, aerobics, or swimming that induce sweating and shortness of breath for 30 minutes or more at least twice per week for the past year.
6.Regular users of a smartphone in daily life.
7.Have received medical clearance from a physician to participate in exercise.
8.Physically and mentally capable of understanding the study information sheet and responding to the study questionnaires.

Key exclusion criteria

1.If a participant, after providing written informed consent and enrolling in the study, expresses the intention to withdraw consent.
2.If the participant experiences health deterioration or cancer recurrence requiring medical treatment.

Target sample size

24


Research contact person

Name of lead principal investigator

1st name MICHIKO
Middle name
Last name SUNAGA

Organization

Takasaki University of Health and Welfare

Division name

Dept of Nursing Faculty of Health Care

Zip code

3700033

Address

27,NAKAORUI-MACHI TAKASAKI-SHI,GUNMA

TEL

0273521291

Email

sunaga@takasaki-u.ac.jp


Public contact

Name of contact person

1st name MICHIKO
Middle name
Last name SUNAGA

Organization

Takasaki University of Health and Welfare

Division name

Dept of Nursing Faculty of Health Care

Zip code

3700033

Address

27,NAKAORUI-MACHI TAKASAKI-SHI,GUNMA

TEL

0273521291

Homepage URL


Email

sunaga@takasaki-u.ac.jp


Sponsor or person

Institute

Takasaki University of Health and Welfare

Institute

Department

Personal name



Funding Source

Organization

Takasaki University of Health and Welfare

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

Takasaki University of Health and Welfare

Address

27,NAKAORUI-MACHI TAKASAKI-SHI,GUNMA

Tel

0273521291

Email

sunaga@takasaki-u.ac.jp


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

2025 Year 12 Month 22 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

Preinitiation

Date of protocol fixation

2025 Year 10 Month 31 Day

Date of IRB


Anticipated trial start date

2026 Year 02 Month 01 Day

Last follow-up date

2026 Year 04 Month 25 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 12 Month 19 Day

Last modified on

2025 Year 12 Month 19 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000068774