Table 3

Feasibility of the mSASSS vs.

All radiographs (n = 809)*

All radiographs from patients with RASSS available at year 12

(n = 341)*

All baseline radiographs from patients with baseline - year 2 interval available

(n = 184)*

mSASSS

RASSS

% RASSS in radiographs with mSASSS

mSASSS

RASSS

%

mSASSS

RASSS

% RASSS in radiographs with mSASSS


Available status scores (≤ 3 missing VC per segment)

809

629

78%

341

277

81%

184

134

73%

Available 2-year progression intervals

520

330

63%

239

159

67%

164

96

59%


RASSS - availability of the status and progression scores.

*n = number of radiographs. mSASSS, modified Stoke Ankylosing Spondylitis Spine Score; RASSS, radiographic Ankylosing Spondylitis Spinal Score; VC, vertebral corner.

Ramiro et al. Arthritis Research & Therapy 2013 15:R14   doi:10.1186/ar4144

Open Data