there is some confusion here.


所有跟贴·加跟贴·新语丝读书论坛

送交者: 猎人 于 2012-01-13, 11:00:38:

回答: I have "change scores" as primary. Not sure Survival analysis 由 cornbug 于 2012-01-13, 09:06:23:

1 whether a primary or secondary, it is part of the study design
2 I think "sensitive" is not the right word to describe.
3 I don't know what you mean by "change score".



所有跟贴:


加跟贴

笔名: 密码: 注册笔名请按这里

标题:

内容: (BBCode使用说明