In order to evaluate a possible association between age of first parturition and the number of births and pancreatic cancer, we conducted a case control study with a hospital background.
为了评价首胎年龄和生育数与胰腺癌的发生可能存在的关系，作者做了以医院为基础的病例对照研究。
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。
Another aim of the present study was to assess the association between the human CYP4F2 gene and MI and EH, using a haplotype-based case-control study with a separate analysis of the gender groups.
本研究的另一目的就是应用病例对照单体型分析的方法研究在不同性别中，CYP4F 2基因单体型与心肌梗死的关系以及与高血压的关系。
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