BASDAI
tenderness, morning stiffness, fatigue, pain
DISEASE, THIGH DISEASE
The patient was asked to answer six questions regarding the five main symptoms of AS (fatigue, spinal pain, joint pain, tenderness, pain intensity and morning stiffness) over the past week. These self-administered questions are on a 0–10 scale and the resulting score of 0 to 50 is divided by five to obtain the final BASDAI score (0–10). Low BASDAI scores indicate low disease activity and good disease control, while high scores indicate high disease activity and poor disease control [