Table 1.
PCA information on series’ principal components.
| Series | 80 Markers | |||
|---|---|---|---|---|
| PC summary | PC1 | PC2 | PC6 | PC41 |
| Eigenvalue | 18.23 | 8.64 | 4.12 | 0.04 |
| Proportion of variance | 22.79% | 10.80% | 5.15% | 0.06% |
| Cumulative proportion of variance | 22.79% | 33.58% | 62.28% | 100.00% |
| Parallel analysis PC selection | Selected | Selected | Last selected | |
| Series | 36 markers | |||
| PC summary | PC1 | PC2 | PC4 | PC36 |
| Eigenvalue | 9.31 | 4.05 | 2.68 | 0.002 |
| Proportion of variance | 25.86% | 11.24% | 7.45% | 0.00005% |
| Cumulative proportion of variance | 25.86% | 37.10% | 54.08% | 100.00% |
| Parallel analysis PC selection | Selected | Selected | Last selected | |
| Series | 20 markers | |||
| PC summary | PC1 | PC2 | PC20 | |
| Eigenvalue | 6.15 | 2.21 | 0.06 | |
| Proportion of variance | 30.77% | 11.05% | 0.28% | |
| Cumulative proportion of variance | 30.77% | 41.82% | 100.00% | |
| Parallel analysis PC selection | Selected | |||
| Series | 14 markers | |||
| PC summary | PC1 | PC2 | PC14 | |
| Eigenvalue | 4.72 | 1.89 | 0.08 | |
| Proportion of variance | 33.74% | 13.49% | 0.60% | |
| Cumulative proportion of variance | 33.74% | 47.22% | 100.00% | |
| Parallel analysis PC selection | Selected | |||
| PC: principal component | ||||