The data must be ordinal response, enough sample size and not too low event rate for the cumulative models.

三类累积模型要求资料反应变量为有序分类且样本量较大、阳性率不太低。

youdao

The data must be ordinal response, enough sample size and not too low event rate for the cumulative models.

三类累积模型要求资料反应变量为有序分类且样本量较大、阳性率不太低。

youdao