Research Article
The Pattern Element Scale: A Brief Tool of Traditional Medical Subtyping for Dementia
Table 1
Parallel validity and reliability of subscales in pattern element scales.
| | Pattern element | Parallel validity | Diagnostic reliability | | Kappa value | Pearson chi-square | P value | Sensitivity | Specificity | PPV | NPV |
| | Kidney deficiency | 0.273 | 63.9 | 0.000 | 65.9% | 71.2% | 65.2% | 72.6% | | Spleen deficiency | 0.248 | 125.5 | 0.000 | 58.1% | 92.8% | 47.3% | 84.8% | | Qi deficiency | 0.538 | 50.9 | 0.000 | 58.8% | 91.7% | 75.0% | 84.0% | | Yin deficiency | 0.699 | 87.7 | 0.000 | 68.3% | 97.3% | 93.2% | 85.0% | | Yang deficiency | 0.591 | 86.8 | 0.000 | 63.8% | 92.3% | 76.0% | 84.7% | | Marrow deficiency | 0.621 | 66.7 | 0.000 | 63.6% | 94.9% | 75.0% | 91.6% | | Yang hyperactivity | 0.685 | 84.4 | 0.000 | 90.5% | 92.0% | 61.3% | 98.6% | | Endogenous heat | 0.492 | 44.2 | 0.000 | 72.7% | 87.9% | 47.1% | 95.6% | | Phlegm muddiness | 0.663 | 75.6 | 0.000 | 83.5% | 83.8% | 88.7% | 77.0% | | Blood stasis | 0.790 | 108.0 | 0.000 | 94.7% | 85.3% | 83.7% | 95.3% | | Blood deficiency | 0.547 | 73.913 | 0.000 | 71.428% | 92.4% | 75.1% | 84.1% |
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PPV: positive predictive value; NPV: negative predictive value.
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