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 |