Table 5.

Responsiveness measures of magnetic resonance imaging scores and other measures in comparison of Group 1 cases pre- and posttreatment.

Group 1 PretreatmentGroup 1 PosttreatmentEffect SizeSRMp
MeanSDMeanSD
ADC0.450.430.150.23−0.684−0.8770.0017
SPARCC13.4015.023.255.66−0.676−0.9110.00083
ASDAS-CRP4.320.621.750.99−4.118−2.2737.9 × 10−8
ASDAS-ESR4.290.691.720.99−3.701−2.3726.3 × 10−8
ESR41.7824.0312.0012.22−1.239−1.3356.3 × 10−5
CRP24.1818.074.884.57−1.068−1.0500.00063
BASDAI7.941.132.011.72−5.237−3.3965 × 10−10
BASFI5.021.452.702.02−1.599−1.0290.00063
BASMI2.782.141.822.00−0.446−0.9530.00095
  • SRM: standardized response mean; ADC: apparent diffusion coefficient; SPARCC: Spondyloarthritis Research Consortium of Canada; BASDAI: Bath Ankylosing Spondylitis Disease Activity Index; ASDAS: Ankylosing Spondylitis Disease Activity Score; CRP: C-reactive protein; ESR: erythrocyte sedimentation rate; BASFI: Bath Ankylosing Spondylitis Functional Index; BASMI: Bath Ankylosing Spondylitis Metrology Index.