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Table 3 Cross-tabulation of IRT RCI 1 versus IRT RCI 2

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

  

IRT method 2

 

No change

Reliable increase

Reliable decrease

IRT method 1

No change

469

0

0

469

Reliable increase

9

9

0

18

Reliable decrease

18

0

30

48

496

9

30

535