In case of a dichotomous categorical variable, such as presence or absence of a risk factor among people analyzed in a study, the presence of the risk factor could be taken as the comparison category.

Question

Quizplus · Accepted Answer

In a dichotomous categorical variable, the absence of the risk factor is typically taken as the reference or comparison category, not the presence.

In Case of a Dichotomous Categorical Variable, Such as Presence