Changes in Breast Density and Breast Cancer Risk in Women With Breast Cancer and in Healthy Women
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ClinicalTrials.gov Identifier: NCT00445445 |
Recruitment Status :
Completed
First Posted : March 9, 2007
Last Update Posted : February 11, 2020
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RATIONALE: Studying mammograms for breast density changes over time may help doctors predict breast cancer risk.
PURPOSE: This natural history study is looking at changes in breast density and gathering health information over time to assess breast cancer risk in women with breast cancer and in healthy women.
Condition or disease | Intervention/treatment |
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Breast Cancer | Other: physiologic testing Other: screening questionnaire administration Procedure: breast imaging study Procedure: radiomammography Procedure: study of high risk factors |
OBJECTIVES:
- Characterize each woman's individual mammographic density (MD) longitudinal change trajectory in women with breast cancer and in healthy female participants to assess within-individual MD longitudinal change and breast cancer risk.
- Examine whether these patients or healthy participants manifest different patterns of within-individual change in MD and evaluate predictors of across-individual differences.
- Determine whether the developmental profile of MD differs systematically between these patients and healthy participants.
OUTLINE: This is a prospective, retrospective, controlled study. Patients and healthy participants are frequency-matched by age (± 2 years) and ethnicity.
- Questionnaire: Patients and healthy participants complete a self-administered questionnaire providing detailed information on breast cancer risk factors, including demographics, behavioral and lifestyle factors, reproductive history, family history of breast cancer, comorbidities, medication and hormone replacement therapy use, and breast cancer screening history. This information is then cross-validated with documented data abstracted from medical records to provide a longitudinal and historical framework for assessing individual risk.
- Mammographic density (MD) assessment: Patients and healthy participants are evaluated for patterns of longitudinal change in MD and subsequent breast cancer risk by retrospective review of screening mammograms performed prior to breast cancer diagnosis.
PROJECTED ACCRUAL: A total of 1500 patients and 1500 healthy participants will be accrued for this study.
Study Type : | Observational |
Actual Enrollment : | 2201 participants |
Observational Model: | Case-Control |
Time Perspective: | Other |
Official Title: | Longitudinal Changes in Mammographic Density and Risk of Breast Cancer |
Actual Study Start Date : | January 10, 2007 |
Actual Primary Completion Date : | July 21, 2014 |
Actual Study Completion Date : | July 21, 2014 |

Group/Cohort | Intervention/treatment |
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Patients
Histologically confirmed breast cancer that was diagnosed between the years 2002-2004
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Other: physiologic testing
Urine samples will be assessed for levels of bisphenol-A Other: screening questionnaire administration Patients and healthy participants complete a self-administered questionnaire providing detailed information on breast cancer risk factors, including demographics, behavioral and lifestyle factors, reproductive history, family history of breast cancer, comorbidities, medication and hormone replacement therapy use, and breast cancer screening history. This information is then cross-validated with documented data abstracted from medical records to provide a longitudinal and historical framework for assessing individual risk. Procedure: breast imaging study Mammographic density (MD) assessment: Patients and healthy participants are evaluated for patterns of longitudinal change in MD and subsequent breast cancer risk by retrospective review of screening mammograms performed prior to breast cancer diagnosis. Procedure: radiomammography Mammographic density (MD) assessment: Patients and healthy participants are evaluated for patterns of longitudinal change in MD and subsequent breast cancer risk by retrospective review of screening mammograms performed prior to breast cancer diagnosis. Procedure: study of high risk factors
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Healthy participants
Healthy participant who is receiving routine medical care (e.g., screening mammograms. Healthy participants are frequency-matched by age (± 2 years) and ethnicity.
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Other: physiologic testing
Urine samples will be assessed for levels of bisphenol-A Other: screening questionnaire administration Patients and healthy participants complete a self-administered questionnaire providing detailed information on breast cancer risk factors, including demographics, behavioral and lifestyle factors, reproductive history, family history of breast cancer, comorbidities, medication and hormone replacement therapy use, and breast cancer screening history. This information is then cross-validated with documented data abstracted from medical records to provide a longitudinal and historical framework for assessing individual risk. Procedure: breast imaging study Mammographic density (MD) assessment: Patients and healthy participants are evaluated for patterns of longitudinal change in MD and subsequent breast cancer risk by retrospective review of screening mammograms performed prior to breast cancer diagnosis. Procedure: radiomammography Mammographic density (MD) assessment: Patients and healthy participants are evaluated for patterns of longitudinal change in MD and subsequent breast cancer risk by retrospective review of screening mammograms performed prior to breast cancer diagnosis. Procedure: study of high risk factors
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- Within-individual mammographic density (MD) longitudinal change and breast cancer risk [ Time Frame: cancer cases diagnosed within the last 3 years (2004-2006). ]
- Patterns of within-individual longitudinal change in MD [ Time Frame: cancer cases diagnosed within the last 3 years (2004-2006) ]
- Predictors of across-individual differences in MD change [ Time Frame: cancer cases diagnosed within the last 3 years (2004-2006) ]
Biospecimen Retention: Samples With DNA

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Ages Eligible for Study: | 40 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
Sampling Method: | Probability Sample |
Inclusion Criteria:
- Patient at the University Hospitals Breast Center and primary care clinics within the University Hospitals system
- Have at least 3 screening mammograms since 1994
- for cases, diagnosis with breast cancer between 2004-2006
Exclusion criteria:
- having had irregular screening (less than 3 mammorgrams since 1994)
- Having breast implants
- Known carriers of BRCA1/BRCA2 genes
- Unable to give written consent

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00445445
United States, Ohio | |
University Hospitals Cleveland Medical Center, Seidman Cancer Center, Case Comprehensive Cancer Center | |
Cleveland, Ohio, United States, 44106-5065 | |
UH-Monarch | |
Mayfield Heights, Ohio, United States, 44124 | |
UH-LUICC | |
Mentor, Ohio, United States, 44060 | |
UH-Southwest | |
Middleburg Heights, Ohio, United States, 44130 | |
UH-Chagrin Highlands Orange Village Ohio 44122 | |
Orange Village, Ohio, United States, 44122 | |
UH-Firelands | |
Sandusky, Ohio, United States, 44870 | |
UH-Green Road | |
South Euclid, Ohio, United States, 44121 | |
UH-Westlake | |
Westlake, Ohio, United States, 44145 |
Principal Investigator: | Cheryl Thompson, PhD | University Hospitals Cleveland Medical Center, Seidman Cancer Center, Case Comprehensive Cancer Center |
Responsible Party: | Case Comprehensive Cancer Center |
ClinicalTrials.gov Identifier: | NCT00445445 |
Other Study ID Numbers: |
CASE1105 P30CA043703 ( U.S. NIH Grant/Contract ) CASE1105 ( Other Identifier: Case Comprehensive Cancer Center ) |
First Posted: | March 9, 2007 Key Record Dates |
Last Update Posted: | February 11, 2020 |
Last Verified: | February 2020 |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
stage I breast cancer stage II breast cancer stage IIIA breast cancer stage IIIB breast cancer |
stage IIIC breast cancer stage IV breast cancer recurrent breast cancer breast cancer in situ |
Breast Neoplasms Neoplasms by Site Neoplasms Breast Diseases Skin Diseases |