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Table 3 Summary of change score ICC for all rater pairs

From: Spondyloarthritis Research Consortium of Canada sacroiliac joint inflammation and structural scores: change score reliability and recalibration utility in children

ComponentAll rater pairs
Mean (range)
Rater pairs with ICC > 0.50
N (%)
Rater pairs with ICC > 0.70
N (%)
Inflammation0.83 (0.68–0.95)15 (100%)14 (93.3%)
Backfill0.5 (0.16–0.88)8 (53.3%)3 (20%)
Fat metaplasia0.57 (0.09–0.99)7 (46.7%)7 (46.7%)
Sclerosis0.36 (0.13–0.68)4 (26.7%)0 (0%)
Erosion0.58 (0.32–0.77)10 (66.7%)4 (26.7%)
Ankylosis0.96 (0.9–1)15 (100%)15 (100%)
  1. Legend: ICC intraclass correlation coefficient