Single Nucleotide Polymorphism (SNP) Panels and Risk Assessment in Women Undergoing Mammography
2019年3月6日 更新者:Abramson Cancer Center of the University of Pennsylvania
SNP Panels and Risk Assessment in Women Undergoing Mammography
The primary objective is to compare the predicted lifetime risk values produced by SNP panel assessment to the risk values produced by the prediction models that are most commonly used.
A second objective is to examine whether the incorporation of risk assessment panels (standard or SNP based) can improve the positive value of breast biopsies in women with BIRADS 4 mammograms.
研究概览
地位
完全的
条件
详细说明
Calculating the risk that a woman will develop breast cancer in her lifetime can lead to decreased mortality rates as a result of increased screening and prevention methods when a person is known to be at high risk.
Though there are several risk assessment models that are commonly used, it is important to continue to improve the process of calculating risk.
Several genetic markers have been noted to potentially indicate risk of developing breast cancer.
New tests, called SNP panels, can detect some of these genetic markers.
This study aims to use both these SNP panels and the commonly used risk models to calculate risk and examine outcomes in women coming in to do screening mammography.
This study will enroll women between the ages of 40-65 who are undergoing screening mammography (n=1000), in addition to women with BIRADS category 4 mammogram readings who are about to undergo biopsy (n=600), all with no personal history of breast or ovarian cancer, ductal carcinoma in situ (DCIS), mantle radiation, or known BRCA 1/2/mutation in self or family members.
The participants will only be expected rto provide consent, swabs of the inside of the cheek of her mouth, and baseline questionnaire answers that will allow for a risk assessment to be performed.
研究类型
观察性的
注册 (预期的)
1600
联系人和位置
本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。
学习地点
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Pennsylvania
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Philadelphia、Pennsylvania、美国、19104
- Abramson Cancer Center of the University of Pennsylvania
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参与标准
研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。
资格标准
适合学习的年龄
40年 至 65年 (成人、年长者)
接受健康志愿者
是的
有资格学习的性别
女性
取样方法
概率样本
研究人群
Adult women will be recruited for this study.
Women undergoing screening mammography will be chosen if they are between the ages of 40 and 65.
Women will be excluded if they have a personal history of breast or ovarian cancer, DCIS, or mantle radiation, or known BRCA 1/2 mutation in self or in family members.
描述
Inclusion Criteria:
- Women between the ages of 40 and 65 years old undergoing screening mammography at the University of Pennsylvania Health System and women undergoing biopsy as the result of a BIRADS category 4 mammogram result.
Exclusion Criteria:
- Women will be excluded if they have a personal history of breast or ovarian cancer, DCIS, or mantle radiation, or known BRCA 1/2 mutation in self or in family members.
- In addition, women younger than 40 or older than 65 will be excluded if they are in the screening mammography population of potential participants.
学习计划
本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。
研究是如何设计的?
设计细节
队列和干预
团体/队列 |
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Random Sample
A random sample of 600 women undergoing screening mammography
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BIRADS score of 4
An additional 600 women determined to have a Breast Imaging Reporting and Data System (BIRADS) score of 4 as determined by final mammogram results.
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研究衡量的是什么?
主要结果指标
结果测量 |
措施说明 |
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Predicted Risk Category and Prevention Recommendations
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The predicted risk category and prevention recommendations which are based upon the category each patient falls into after risk assessment using either a traditional or a SNP-based approach.
Change in PPV of mannographic biopsy by stratification into low and high risk groups.
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次要结果测量
结果测量 |
措施说明 |
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Tests and Evaluations
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Secondary Outcome will be determining the number of women who are ordered and/or complete tests and/or evaluations if there are abnormal imaging results during mammography or if they have high lifetime risk.
These will be measured through access to the electronic medical records (EMR) and/or through a follow up survey.
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合作者和调查者
在这里您可以找到参与这项研究的人员和组织。
调查人员
- 首席研究员:Susan Domchek, MD、Abramson Cancer Center of the University of Pennsylvania
研究记录日期
这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。
研究主要日期
学习开始
2010年2月1日
初级完成 (实际的)
2012年10月1日
研究完成 (实际的)
2012年10月1日
研究注册日期
首次提交
2010年5月13日
首先提交符合 QC 标准的
2010年5月13日
首次发布 (估计)
2010年5月14日
研究记录更新
最后更新发布 (实际的)
2019年3月7日
上次提交的符合 QC 标准的更新
2019年3月6日
最后验证
2019年3月1日
更多信息
与本研究相关的术语
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