我看一篇文章,上面有一句话:the age-adjusted prevalence was calculated based on a logistic regression model. Continuous age was used to calculate the age-adjusted prevalence.
请问,用年龄作为一个连续型的变量放入logistic model是如何计算得到age-adjusted prevalence的?
文章中统计分析用的是stata软件,请问sas可以实现吗?程序怎么写?求高手