Research Article
Development of the Short-Form Yin Deficiency Scale Using Three Item Reduction Approaches
Table 5
Dimensionality results of the 14-item Yin Deficiency Scale by Rasch analysis.
| | Standardized residual variance | Eigenvalue (%) |
| | Total raw variance in observations | 23.201 (100) | | Raw variance explained by measures | 9.208 (39.7) | | Raw variance explained by persons | 2.851 (12.3) | | Raw variance explained by items | 6.357 (27.4) | | Raw unexplained variance (total) | 14.000 (60.3) | | Unexplained variance in 1st contrast | 1.994 (8.6) | | Unexplained variance in 2nd contrast | 1.770 (7.6) | | Unexplained variance in 3rd contrast | 1.485 (6.4) | | Unexplained variance in 4th contrast | 1.335 (5.8) | | Unexplained variance in 5th contrast | 1.261 (5.4) |
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The value in bold indicates an acceptable eigenvalue of the variance for unidimensionality (<2.0).
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