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Plasma folate, vitamin B-6, and vitamin B-12 and breast cancer risk in BRCA1- and BRCA2-mutation carriers: a prospective study
BRCA BRCA1 BRCA2 breast cancer B vitamins epidemiology folate hereditary breast cancer vitamin B-6 vitamin B-12
2018/12/14
Background: B vitamins [vitamins B-6, B-9 (folate), and B-12] play important roles in nucleotide biosynthesis and biological methylation reactions, aberrancies of which have all been implicated in car...
Calcium and phosphorus intake and prostate cancer risk: a 24-y follow-up study
calcium epidemiology phosphorus prostate cancer fatal prostate cancer high-grade prostate cancer diet nutritional epidemiology
2018/12/20
Background: High calcium intake has been associated with an increased risk of advanced-stage and high-grade prostate cancer. Several studies have found a positive association between phosphorus intake...
Fiber intake and risk of subsequent prostate cancer in Japanese men
JPHC Study fiber intake prospective study prostate cancer Japanese men
2018/12/20
Background: Dietary fiber may reduce the risk of prostate cancer, possibly by increasing circulating concentrations of sex hormone–binding globulin and improving insulin sensitivity. However, results ...
Multiple Imputation in Survival Models:Applied on Breast Cancer Data
Prognostic model Missing data Multiple imputation Breast cancer
2015/9/23
Background: Missing data is a common problem in cancer research. While simple methods such as complete-case (C-C) analysis are commonly employed for handling this problem, several studies have shown t...
In developing countries, 655 people die from cancer every hour. Their populations are burgeoning and so is the number of new cancer cases. It´s a potentially deadly disease caused when the body&...
Survival Models in Breast Cancer Patients
Survival models Breast cancer Actuarial life table
2015/9/18
Background: Breast cancer is the most prevalent malignancy among Iranian women. Five and ten year survival is one of the indicators used for evaluation of the quality of care after surgery. In this st...