Table 2.

Secondary assessments of the SFASPA study

BASMI	Bath Ankylosing Spondylitis Metrology Index
BASDAI	Bath Ankylosing Spondylitis Disease Activity Index
VAS pain	Visual analog scale for pain
BASFI	Bath Ankylosing Spondylitis Functional Index
SF-12	The Short Form (12) Health Survey
ASQoL	Ankylosing Spondylitis Quality of Life Questionnaire
ASAS HI	The Assessment in Spondyloarthritis international Society (ASAS) Health Index Productivity and Activity Impairment Questionnaire
WPAI	Work
HAD	Hospital Anxiety and Depression Scale
PSQI	Pittsburgh Sleep Quality Index