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Table 1 Cross-tabulation of CTT RCI versus IRT method 1

From: Assessing individual-level change in dementia research: a review of methodologies

   IRT method 1  
No change Reliable increase Reliable decrease
CTT RCI No change 462 8 42 512
Reliable increase 6 10 1 17
Reliable decrease 1 0 5 6
469 18 48 535