搜索结果: 1-4 共查到“预防医学与卫生学 logistic”相关记录4条 . 查询时间(0.053 秒)
研究及探讨四参数模型拟合算法的具体过程,并将该模型应用于细菌内毒素标准品效价标定方法中。方法 将细菌内毒素国家标准品作为标准品,细菌内毒素工作标准品作为待标品。运用HL60-IL6单核细胞激活实验法进行效价标定。以标准品和待标品溶液的反应吸光度值对其相应的浓度进行四参数Logistic拟合,采用非线性最小二乘法进行迭代计算,该拟合算法过程及结果用C语言、softmax软件、R语言以及Microso...
Prevalence of anaemia in women of reproductive age in Meghalaya: A logistic regression analysis
Anaemia logistic regression odd ratios Wald test statistic
2010/10/14
To examine the prevalence of anaemia in Meghalaya, India, by exploring the 2005-2006 National Family Health Survey (NFHS -3) data. Materials and methods: The study population consisted of 3934 ever-ma...
国际航行船舶外来医学媒介生物传入风险的logistic回归分析
国际航行船舶 外来媒介 logistic回归 截获
2010/3/30
目的 探索国际航行船舶外来医学媒介生物传入的风险因素。方法 采用1∶4频数匹配的分析性流行病学研究方法，在2007年来港国际航行船舶中选择媒介阳性船舶170艘，随机选择对照船舶680艘进行调查，并以非条件logistic回归法分析筛选与媒介检出相关的风险因素。结果 校正混杂因素及变量间的干扰后，总吨位的OR值为0.711（95%CI：0.497～1.016）、到达季节的OR值分别为OR春 vs.冬...
The use of multiple logistic regression to identify risk factors associated with anemia and iron deficiency in a convenience sample of 12–36-mo-old children from low-income families1,2,3
Anemia iron deficiency low-income status child nutrition Special Supplemental Nutrition Program for Women
2009/4/20
Background: The prevalence of iron deficiency (ID) anemia among preschool-age children remains relatively high in some areas across the United States. Determination of risk factors associated with...