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Breast CancerNCT03568981

Impact of 5-fraction Stereotactic Partial Breast Irradiation and Whole Breast Irradiation on Cosmetic Outcome and Patient-reported Outcomes in Early-stage Breast Cancer

An observational study of Breast Cancer, run by Yonsei University at 1 site in South Korea.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This study aim to investigate the effect of 5-fraction stereotactic partial breast irradiation and whole breast irradiation on patient-reported outcomes, cosmetic outcome, and breast tissue fibrosis in early-stage breast cancer. Read more about this study

Who is it for?
Ages 20 years and older, women only
Conditions the study is for
Breast Cancer
What is being tested?
Partial breast irradiation and Whole breast irradiation
Type of treatment
Surgery or procedure
How many people
200 participants
Where
1 siteSouth Korea
Study dates
11 Apr 2018to 11 Apr 2023
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 20 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Study population: Women undergoing radiotherapy after breast-conservating surgery at an academic center

Who may be able to join

  • Pathologically confirmed invasive breast carcinoma or ductal carcinoma in situ (DCIS)
  • Women who underwent breast-conservating surgery and have a plan to undergoing partial or whole breast irradiation
  • Good performance status (ECOG 0-1)

Who cannot join

  • Recurrent breast cancer
  • History of ipsilateral breast irradiation
  • Positive resection margin status after breast surgery

Trial locations and contacts

1 site in 1 country.

Yong Bae Kim, MD, PhD contact

82-2228-8095

ybkim3@yuhs.ac

South Korea1 site, 1 recruiting
  • Severance Hospital

    Seoul, Korea, 120-752

    YongBae Kim, MD, 82-10-6256-2592, ybkim3@yuhs.ac

    Recruiting

Other trials in South Korea

About this study

This study aim to investigate the effect of 5-fraction stereotactic partial breast irradiation and whole breast irradiation on patient-reported outcomes, cosmetic outcome, and breast tissue fibrosis in early-stage breast cancer.

Conditions
Breast Cancer
Being tested
Partial breast irradiation, Whole breast irradiation
Medical subject headings
Breast Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Partial breast irradiationRadiation

    After breast- conservating surgery, all patients are allowed to receive partial breast irradiation or whole breast irradiation after surgery according to the international guidelines and physician's discretion.

  • Whole breast irradiationRadiation

    After breast- conservating surgery, all patients are allowed to receive partial breast irradiation or whole breast irradiation after surgery according to the international guidelines and physician's discretion.

Study groups in NCT03568981
Study groupRoleWhat they receive
Partial Breast Irradiation (PBI)Patients receiving 5-fraction stereotactic partial breast irradiation for breast cancer
Receives: Radiation: Partial breast irradiation
Whole Breast Irradiation (WBI)Patients receiving whole breast irradiation for breast cancer
Receives: Radiation: Whole breast irradiation

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change of patient reported psychosocial functioning score

    Patient reported psychosocial functioning measured in 7 point Likert scale

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy)

  2. Change of patient reported psychosocial functioning score

    Patient reported psychosocial functioning measured in 7 point Likert scale

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

  3. Change of patient reported patient treatment satisfaction score

    Patient reported patient treatment satisfaction measured in 7 point Likert scale

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy)

  4. Change of patient reported patient treatment satisfaction score

    Patient reported patient treatment satisfaction measured in 7 point Likert scale

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

  5. Change of patient reported physical functioning score

    Patient reported physical functioning measured in 7 point Likert scale

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy)

  6. Change of patient reported physical functioning score

    Patient reported physical functioning measured in 7 point Likert scale

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

  7. Change of patient reported body image score

    Patient reported body image score measured in 7 point Likert scale

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy)

  8. Change of patient reported body image score

    Patient reported body image score measured in 7 point Likert scale

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

  9. Change of breast cosmesis measures (excellent/good/poor)

    breast cosmesis result is measures by BCCT.core (Breast Cancer Conservative Treatment cosmetic results) software

    • Investigators will whether there are any changes on patient-reported outcomes, cosmetic outcome, and breast tissue fibrosis after radiotherapy. Any differences of theses parameters according to the radiotherapy techniques (PBI vs. WBI) will be examed.

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy

  10. Change of breast cosmesis measures (excellent/good/poor)

    breast cosmesis result is measures by BCCT.core (Breast Cancer Conservative Treatment cosmetic results) software

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

  11. Change of breast-tissue fibrosis measures (gram)

    breast-tissue fibrosis is measured by tissue compliance meter device.

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy

  12. Change of breast-tissue fibrosis measures (gram)

    breast-tissue fibrosis is measured by tissue compliance meter device.

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

Secondary outcomes (2)
  1. Incidence of Radiotherapy-related complications

    Investigators will check whether there are any kinds of radiotherapy-related complications after PBI or WBI. Any differences of complications according to the radiotherapy techniques will be examed.

    Measured: Before radiotherapy (allowed to 8 weeks before radiotherapy)

  2. Incidence of Radiotherapy-related complications

    Investigators will check whether there are any kinds of radiotherapy-related complications after PBI or WBI. Any differences of complications according to the radiotherapy techniques will be examed.

    Measured: 2 year after radiotherapy (allowed to plus 8 weeks)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted26 Jun 2018
  2. Study start11 Apr 2018
  3. Primary completion11 Apr 2023 (estimated)
  4. Study completion11 Apr 2023 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
200 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03568981
Sponsor's protocol ID
4-2018-0160
Status last verified
Jun 2018
First submitted
15 May 2018
Last updated
26 Jun 2018
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Byun HK, Chang JS, Kim H, Kim J, Han MC, Kim SY, Park RH, Kim CJ, Kim YB. Cosmetic Outcome and Toxicity After Stereotactic Accelerated Partial Breast Irradiation in Early Breast Cancer: A Prospective Observational Cohort Study. Int J Radiat Oncol Biol Phys. 2023 Nov 1;117(3):690-700. doi: 10.1016/j.ijrobp.2023.05.018. Epub 2023 May 17.

    PubMed 37201757

Questions about this trial

What is this clinical trial studying?

An observational study of Breast Cancer, run by Yonsei University at 1 site in South Korea.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 26 Jun 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in South Korea. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Yong Bae Kim, MD, PhD (82-2228-8095, ybkim3@yuhs.ac), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change of patient reported psychosocial functioning score (time frame: Before radiotherapy (allowed to 8 weeks before radiotherapy)). The study lists 12 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03568981, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 26 Jun 2018.

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