Table 6

Logistic regression models for predicting high and low disease activity states and need for increase in treatment intensity using mini-BASDAI*

ResponsePredictorORp ValueAUCN95% CI of AUC
High disease activity based on patient reportMini-BASDAI2.47<0.0010.911940.87 to 0.95
High disease activity based on physician reportMini-BASDAI1.51<0.0010.771940.67 to 0.88
Change in treatmentMini-BASDAI1.31<0.0010.911560.64 to 0.76
  • * Mini-BASDAI is the BASDAI score without the question about joint pain.

  • BASDAI, Bath Ankylosing Spondylitis Disease Activity Index.