Table 3.
Rasch-residual-based principal component analysis.
| Observed variance explained by the measure | Expected variance of the model | Unexplained variance explained by 1st contrast | Variance explained by the items | |
|---|---|---|---|---|
| PCL 5 | 54.80% | 54.90% | 5.60% (2.5) | 31% |
| WHODAS 2.0 | 52.70% | 53.40% | 4.90% (3.7) | 33.80% |
| P-scale | 39.30% | 40.90% | 6.60% (2.0) | 29.60% |
| EMIC | 30.00% | 30.20% | 10.00% (2.1) | 23.90% |