Physical function | x | x | x | Bath Ankylosing Spondylitis Functional Index (BASFI) or Dougados Functional Index |
Pain | x | x | x | VAS in the past week, spine at night, due to AS and VAS in the past week, spine due to AS |
Spinal mobility | x | x | x | Chest expansion and modified Schober and occiput to wall distance and (BASMI or lateral side flexion) |
Patient’s global assessment | x | x | x | VAS in the past week |
Stiffness | x | x | x | Morning stiffness |
Peripheral joints and entheses | x | | x | Number of swollen joints and assessment of painful entheses |
Acute phase reactants | x | | x | ESR |
Fatigue | | | x | VAS question on fatigue from BASDAI |
Imaging | | | x | AP and lateral x ray examination of the lumbar spine, lateral cervical spine, AP pelvis (SI and hip joints) |