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首次足月妊娠(FTP)年龄被长期作为乳癌发生的主要生殖危险因素,首次FTP较早者,可减少乳癌发生的危险.但挪威的一项研究提示末次FTP年龄可能更为重要.为进一步探索末次FTP年龄与乳癌的关系,作者报告了来自巴西东北贫困地区Fortaleza和Recife两城市的病例对照研究.方法:乳癌病例来源于上述两市医院收治者,均经组织学证实.以2月内到同一医院的其他就诊者作为对照.两组各选择509人,年龄
The first full-term pregnancy (FTP) age was the long-term primary reproductive risk factor for breast cancer, with the first FTP earlier, reducing the risk of breast cancer, but a Norwegian study suggests that the last FTP age may be more important. For further exploration The author reported the case-control study of Fortaleza and Recife cities in poverty-stricken areas of northeastern Brazil from the last FTP age to breast cancer.Methods: Breast cancer cases were obtained from the above two hospitals and confirmed by histology, The same hospital as the other treatment as a control.The two groups each choose 509 people, age