Table 1 Summary of Rasch analyses for the PCCS and CSCS with DIF according to Gender (Gen), Age, Experience (Exp), Entry qualification (Ent) and Occasion of Administration (Occ)
Scale | Disorder-ed items | Significant residual correlations (>0.3) | Misfitting items | DIF | PSI* | ||||
|---|---|---|---|---|---|---|---|---|---|
Gen | Age | Exp | Ent | Occ | |||||
PCCS | none | 18 pairs | 20, 16 | none | none | none | none | none | 0.962 |
CSCS | 12, 27 | 20 pairs | 1, 13 | none | none | none | none | none | 0.933 |