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Caregiver Strain Final Item Parameters
| Domain | Item Bank | CFI (criterion ≥.95) | TLI (criterion ≥.95) | CFA-based RMSEA (criterion < .15) | Cronbach’s Alpha Reliability (criterion > .80) | IRT-based RMSEA (criterion < .15) | Response Pattern Reliability (criterion > .80) |
|---|---|---|---|---|---|---|---|
| Feeling Trapped | 15 items | .98 | .97 | .14 | .97 | .05 | .93 |
Note. CFI = Comparative Fit Index, TLI = Tucker-Lewis Index, RMSEA: Root Mean Square Error of Approximation
