Caloric Restriction in Treating Patients With Stage 0-I Breast Cancer Undergoing Surgery and Radiation Therapy (CAREFOR)

A Feasibility Pilot Trial Evaluating Caloric Restriction for Oncology Research in Early Stage Breast Cancer Patients

This pilot clinical trial studies caloric restriction in patients with stage 0-I breast cancer during surgery and radiation therapy. Reducing caloric intake may prevent disease progression in patients with breast cancer. Radiation therapy uses high energy x rays to kill tumor cells. Giving dietary intervention and radiation therapy together may kill more tumor cells.

Study Overview

Detailed Description

PRIMARY OBJECTIVE:

  1. Investigate the feasibility of a clinical trial administering ionizing radiation with concurrent caloric restriction (CR) for the treatment of breast cancer.

    SECONDARY OBJECTIVE:

  2. Investigate measurable changes of patient characteristics and tissue and serum from CR conditions to determine a metric for evaluating this treatment in future studies.

OUTLINE:

Beginning 2-4 weeks after completion of lumpectomy, patients receive food diaries to complete for 7-10 days. Dietary counselors then give patients guidelines for dietary modifications to reduce caloric intake by 25% of their normal diet. Patients follow caloric restricted diet for 10 weeks (2 weeks prior to radiation therapy, during 6 weeks of radiation therapy, and at least 2 weeks after radiation therapy). Patients undergo radiation therapy once daily (QD) 5 days a week for 6 weeks.

Study Type

Interventional

Enrollment (Actual)

38

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Pennsylvania
      • Philadelphia, Pennsylvania, United States, 19107
        • Thomas Jefferson University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  1. Pathologically proven diagnosis of ductal carcinoma in situ (DCIS) or invasive breast cancer
  2. Ability to have breast conservation as determined by the judgment of the radiation oncologist, for which the radiation oncologist has determined that he or she will only treat the whole breast and not regional lymph nodes
  3. The patient must be female
  4. Age >= 18
  5. If multifocal breast cancer, then it must be able to be resected through a single lumpectomy incision
  6. Appropriate stage for protocol entry, including no clinical evidence for distant metastases, based upon the following minimum diagnostic workup:

    1. History/physical examination, including breast exam and documentation of weight and Karnofsky performance status of 80-100% for at least 60 days prior to study entry
    2. Ipsilateral mammogram within 6 months prior to study entry
  7. Women of childbearing potential must have a negative serum pregnancy test within 14 days of study entry
  8. Women of childbearing potential must be non-pregnant and non-lactating and willing to use medically acceptable form of contraception during radiation therapy
  9. Patient must capable of and provide study specific informed consent prior to study entry
  10. Body mass index (BMI) >= 21
  11. Weight >= 100 lbs
  12. No prior history of non-breast malignancies in the past 2 years unless it was a non-melanomatous skin lesion or carcinoma in situ of the cervix
  13. Patient must not have any of the following severe, active co-morbidity, defined as follows:

    1. Unstable angina and/or congestive heart failure requiring hospitalization within the last 6 months
    2. Transmural myocardial infarction within the last 6 months
    3. Acute bacterial or fungal infection requiring intravenous antibiotics at the time of registration
    4. Chronic obstructive pulmonary disease exacerbation or other respiratory illness requiring hospitalization or precluding study therapy within 30 days before registration
    5. Hepatic insufficiency resulting in clinical jaundice and/or coagulation defects; note, however, that laboratory tests for liver function and coagulation parameters are not required for entry into this protocol
    6. Acquired immune deficiency syndrome (AIDS) or human immunodeficiency virus (HIV) positive based upon current Centers for Disease and Control (CDC) definition; note, however, that HIV testing is not required for entry into this protocol; the need to exclude patients with AIDS or HIV from this protocol is necessary because anti-retrovirals may alter patient metabolism
  14. Patient must not have active systemic lupus, erythematosus, or any history of scleroderma, dermatomyositis with active rash
  15. No prior radiotherapy to the ipsilateral breast or prior radiation to the region of the breast that would result in overlap of radiation therapy fields
  16. Patient may not have any active gastrointestinal/malabsorption disorder at the discretion of the Principal Investigator

    1. Inflammatory bowel disease
    2. Celiac disease
    3. Chronic pancreatitis
    4. Chronic diarrhea or vomiting
    5. Active eating disorder
  17. Creatinine < 1.7
  18. Not currently taking steroids
  19. No currently active pituitary secreting tumors up to physician discretion
  20. No history of or current active drug/alcohol dependence
  21. No patients being decisionally impaired

Exclusion Criteria:

  1. Patient is not a candidate for breast conservation
  2. Patient is male
  3. Age < 18 years
  4. Patient requires regional lymph node irradiation therapy
  5. Patient has evidence of distant metastases
  6. Karnofsky performance status less than 80% within 60 days prior to study
  7. Ipsilateral mammogram done greater than 6 months prior to study
  8. Women of childbearing potential with a positive serum beta human chorionic gonadotropin (hCG)
  9. Patient has a history of dementia, psychosis or other disorder affecting their mental status to the point where they cannot consent or comply with study guidelines
  10. BMI < 21
  11. Weight < 100 lbs
  12. Weight loss >= 10% in the last 3 months (mos)
  13. Prior invasive non-breast malignancy (except non-melanomatous skin cancer, carcinoma in situ of the cervix) unless disease free for a minimum of 2 years prior to registration
  14. Two or more breast cancers not resectable through a single lumpectomy incision
  15. Non-epithelial breast malignancies such as sarcoma or lymphoma
  16. Prior radiotherapy to the ipsilateral breast or prior radiation to the region of the breast that would result in overlap of radiation therapy fields
  17. Severe, active co-morbidity, defined as follows:

    1. Unstable angina and/or congestive heart failure requiring hospitalization within the last 6 months
    2. Transmural myocardial infarction within the last 6 months
    3. Acute bacterial or fungal infection requiring intravenous antibiotics at the time of registration
    4. Chronic obstructive pulmonary disease exacerbation or other respiratory illness requiring hospitalization or precluding study therapy within 30 days before registration
    5. Hepatic insufficiency resulting in clinical jaundice and/or coagulation defects; note, however, that laboratory tests for liver function and coagulation parameters are not required for entry into this protocol
    6. Acquired immune deficiency syndrome (AIDS) or HIV positive based upon current CDC definition; note, however, that HIV testing is not required for entry into this protocol; the need to exclude patients with AIDS or HIV from this protocol is necessary because anti-retrovirals may alter patient metabolism
  18. Active systemic lupus, erythematosus, or any history of scleroderma, dermatomyositis with active rash
  19. Active gastrointestinal/malabsorption disorder at the discretion of the Principal Investigator

    1. Inflammatory bowel disease
    2. Celiac disease
    3. Chronic pancreatitis
    4. Chronic diarrhea or vomiting
    5. Active eating disorder
  20. Creatinine >= 1.7
  21. Current use of steroids
  22. Pituitary secreting tumors up to physician discretion
  23. Active drug/alcohol dependence or abuse history
  24. Decisionally impaired patients

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Supportive Care
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Behavioral dietary intervention
Beginning 2-4 weeks after completion of lumpectomy, patients receive food diaries to complete for 7-10 days. Dietary counselors then give patients guidelines for dietary modifications to reduce caloric intake by 25% of their normal diet. Patients follow caloric restricted diet for 10 weeks (2 weeks prior to radiation therapy, during 6 weeks of radiation therapy, and at least 2 weeks after radiation therapy). Patients undergo radiation therapy QD 5 days a week for 6 weeks.
Ancillary studies
Other Names:
  • Quality of life assessment
Undergo radiation therapy
Other Names:
  • Irradiation
  • Radiation
  • Radiotherapy
Receive caloric restricted dietary intervention
Undergo definitive lumpectomy
Receive dietary counseling
Other Names:
  • Counseling and communications studies

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants Who Are Adherent to the Diet Restriction
Time Frame: Up to week 12
Computed along with a 95% exact confidence interval. Exact binomial test (with a one-sided alpha of 0.05) will be used to test whether adherence is greater than 60%.
Up to week 12

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Change in Body Fat Measurement
Time Frame: Baseline to 4 weeks after completion of study
Analyzed via a paired t-test. Change in body fat measurement as determined by the Durnin-Womersley 4-fold technique
Baseline to 4 weeks after completion of study
Change in Body Mass Index (BMI)
Time Frame: Baseline to 4 weeks after completion of study
Assessed via mixed-effects regression. Weight changes over time assessed by modeling BMI as a function of time
Baseline to 4 weeks after completion of study
Change in Heart Rate Over Time
Time Frame: Baseline to 4 weeks after completion of study
Assessed via mixed-effects regression.
Baseline to 4 weeks after completion of study
Patterns of Change Over Time in Serum Markers
Time Frame: Baseline to 4 weeks after completion of study
Assessed via mixed-effects regression.
Baseline to 4 weeks after completion of study
Patterns of Change Over Time in Psycho-social Outcomes Measured Using the Functional Assessment of Cancer Therapy-Breast (FACT-B)
Time Frame: Baseline to 4 weeks after completion of study
Assessed via mixed-effects regression. The FACT-B is a questionnaire using a 5-point Likert scale (0-Not at all to 4-Very much)
Baseline to 4 weeks after completion of study
Local Recurrence
Time Frame: Up to 4 weeks after completion of study
Analyzed via survival methods, specifically the Kaplan-Meier method and the logrank test.
Up to 4 weeks after completion of study
Distant Metastases
Time Frame: Up to 4 weeks after completion of study
Analyzed via survival methods, specifically the Kaplan-Meier method and the logrank test.
Up to 4 weeks after completion of study
Progression Free Survival
Time Frame: Up to 4 weeks after completion of study
Analyzed via survival methods, specifically the Kaplan-Meier method and the logrank test.
Up to 4 weeks after completion of study
Overall Survival
Time Frame: Up to 4 weeks after completion of study
Analyzed via survival methods, specifically the Kaplan-Meier method and the logrank test.
Up to 4 weeks after completion of study

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Nicole Simone, MD, Thomas Jefferson University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

March 8, 2013

Primary Completion (Actual)

September 14, 2017

Study Completion (Actual)

September 1, 2019

Study Registration Dates

First Submitted

March 22, 2013

First Submitted That Met QC Criteria

March 22, 2013

First Posted (Estimated)

March 27, 2013

Study Record Updates

Last Update Posted (Actual)

March 13, 2024

Last Update Submitted That Met QC Criteria

February 20, 2024

Last Verified

February 1, 2024

More Information

Terms related to this study

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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