# Multinomial Logistic Regression Reference Category

By default, the Multinomial Logistic Regression procedure makes the last category the reference category. This dialog box gives you control of the reference category and the way in which categories are ordered.

**Reference Category. **Specify the first, last, or a custom category.

**Category Order. **In ascending order, the lowest value defines the first category and
the highest value defines the last. In descending order, the highest
value defines the first category and the lowest value defines the
last.

How to Set the Reference Category

This feature requires SPSS® Statistics Standard Edition or the Regression Option.

- From the menus choose:
- Select a dependent variable in the Multinomial Logistic Regression dialog box, then click Reference Category.
- Select the reference category and category order.