| Variables | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Short | 1 |
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| Long | 0.174 | 1 |
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| Change | −0.001 | −0.049 | 1 |
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| Force | 0.017 | −0.02 | 0.68 | 1 |
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| Slack | 0.013 | 0.180 | −0.02 | −0.04 | 1 |
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| Age | −0.028 | −0.035 | −0.05 | −0.059 | 0.039 | 1 |
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| Size | −0.006 | −0.236 | 0.064 | 0.055 | −0.22 | −0.25 | 1 |
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| Boardscale | 0.03 | −0.068 | 0.004 | −0.02 | −0.07 | 0.078 | 0.155 | 1 |
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| Diage | −0.037 | −0.057 | −0.04 | −0.029 | −0.01 | −0.11 | 0.068 | 0.077 | 1 |
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| Disex | 0.022 | −0.002 | 0.006 | 0.010 | −0.02 | 0.038 | −0.00 | 0.039 | 0.118 | 1 |