Purpose to estimate the risk for contralateral breast cancer in members of BRCA1 - and BRCA2-positive families and to determine predictive risk factors.
目的在BRCA1和BRCA2基因表达阳性的家族成员中评估对侧乳腺癌的发病风险，以明确预测风险因子。
Of the many risk factors linked to dementia, researchers have determined which are the most predictive.
在所有与痴呆有关的风险因素中，研究人员确定了哪些是最有预测力的因素。
Method The study methods of this project included dynamic disease surveillance, multiple risk factors examinations, cross - sectional and prospective study, and modeling of predictive models, etc.
方法本专题采用的研究方法包括：疾病动态监测、危险因素动态监测、横断面研究、前瞻性观察、生态学比较和模型预测等流行病学方法。
Method The study methods of this project included dynamic disease surveillance, multiple risk factors examinations, cross - sectional and prospective study, and modeling of predictive models, etc.
方法本专题采用的研究方法包括：疾病动态监测、危险因素动态监测、横断面研究、前瞻性观察、生态学比较和模型预测等流行病学方法。
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