What is the BASDAI?

You are here:

The BASDAI, short for Bath Ankylosing Spondylitis Disease Activity Index, contains six questions regarding subjective symptoms during the week prior to answering the questions. The values range from 0-10 and are collected using VAS (please see our article on VAS for more info).

Here is the BASDAI in our questionnaire for Ankylosing Spondylitis participants filled in with example data:

Table of Contents