Table 1.
Item descriptive statistics and factor loadings for the ENRICh.
Fig 1.
Trait distributions for age and race.
Table 2.
Comparison results of significant DIF among younger vs old adults and non-white vs white patients using ordinal logistic regression models.
Table 3.
Discrimination and difficulty parameter estimates for the ENRICh measure.
Fig 2.
Disordered thresholds for initial analysis on 15 items with 11 response categories each displayed as 0-1-2-3-4-5-6-7-8-9-10.
Table 4.
Loevinger’s coefficient for scalability assumption test from Mokken analysis.
Fig 3.
Recoded thresholds for final analysis on 12 items with 3 response categories each displayed as 0-1-1-1-1-1-1-1-1-1-2.
Fig 4.
Test information curve of the ENRICh with 12 items.
Fig 5.
Frequency of items used in the ENRICh CAT simulation.
Table 5.
Results of three ENRICh CAT simulations with varied SEs.
Table 6.
Item information provided in specific range of full ENRICh.
Fig 6.
Bland-Altman plot of agreement between the CAT version and the fixed-length version with 12 items of ENRICh.
Fig 7.
Test information curves for full ENRICh with 15 items and ENRICh with 4 items.
Table 7.
Basic information of full ENRICh, CAT, and ENRICh-4.
Table 8.
Comparison of participant scores among full ENRICh, CAT, and ENRICh-4.