Variables | Successful claimants | Unsuccessful claimants (n = 228) | Selected sample (n = 828) | |
---|---|---|---|---|
without dementia (n = 3791) | with dementia (n = 791) | |||
Cumulative variance explained by Rasch dimension | 50.6% | 51.5% | 43.5% | 59.2% |
Cumulative variance explained by first contrast | 10.8% | 13.6% | 18.3% | 11.4% |
Eigenvalue of Rasch dimension | 10.3 | 10.6 | 7.5 | 14.5 |
Eigenvalue of first contrast | 2.2 | 2.8 | 3.2 | 2.8 |
Person reliability | 0.39 | 0.58 | 0.59 | 0.69 |
Item reliability | 1.00 | 0.99 | 0.99 | 1.00 |
Global fit statistics (Log-likelihood χ2, P) | 28,530.53, 0.94 | 8055.87, 0.65 | 2822.05, 0.43 | 8535.46, 0.53 |
Standardized residuals, mean (SD) | −0.02 (0.84) | −0.01 (0.94) | −0.01 (1.01) | −0.01 (0.91) |
Person measure, mean (SD) | −0.82 (0.54) | −0.49 (0.52) | 0.28 (0.24) | −0.37 (0.59) |