case family-control family study 病家对照家研究
Objective To explore familial association measure for age at onset in case-control family study.
目的探讨失效时间的关联测量和病例对照家系研究中发病年龄家庭相关的分析方法。
Results Actual use of the method for estimating sample size and the relationship between effect factors and sample size were illustrated by a example of case control family study of liver cancer.
结果用实例说明了病例对照家系设计中样本含量估计方法的应用与影响因素和样本含量的关系。
This paper analyses the relationship between family contracting malignant tumor history and contracting alimentary canal cancer by case-control study.
本文对106例消化道肿瘤患者和100例健康人进行恶性肿瘤家族史的病例对照研究。
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