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Total variance explained through the principal components analysis (n = 121)
| Component | Initial eigenvalue | % of variance explained | Cumulative % variance explained |
|---|---|---|---|
| 1 | 5.14 | 26 | 26 |
| 2 | 1.89 | 9 | 35 |
| 3 | 1.50 | 7 | 42 |
| 4 | 1.27 | 6 | 48 |
| 5 | 1.22 | 6 | 54 |
| 6 | 1.06 | 5 | 59 |
| 7 | 1.03 | 5 | 64 |
