糊状态风险分析的广义Logistic回归理论与应用(7)—病例对照研究设计中样本大小与统计功效的估计

The Theory and Applications of Generalized Logistic Regression for Risk Analysis of Fuzzy States(7) —Estimating Sample Size and Statistical Power in Case Control Designs

目的 :论述病例 对照研究设计中样本大小与统计功效估计方法。方法 :采用常用便于编写电脑软件的计算公式。结果 :作了较清晰说明 。

In this papper,some methods estimating sample size and statistical power in non matched and matched case control designs,are described.