Category | x1 | x2 | x3 | x4 | x5 | x6 | x7 |
x1 | 1.00 | 0.87 <0.001 | 0.74 <0.001 | 0.74 <0.001 | 0.68 <0.001 | 0.79 <0.001 | 0.77 <0.001 |
x2 | 0.87 <0.001 | 1.00 | 0.64 <0.001 | 0.73 <0.001 | 0.60 <0.001 | 0.84 <0.001 | 0.64 <0.001 |
x3 | 0.74 <0.001 | 0.64 <0.001 | 1.00 | 0.78 <0.001 | 0.92 <0.001 | 0.76 <0.001 | 0.95 <0.001 |
x4 | 0.74 <0.001 | 0.73 <0.001 | 0.78 <0.001 | 1.00 | 0.69 <0.001 | 0.74 <0.001 | 0.78 <0.001 |
x5 | 0.68 <0.001 | 0.60 <0.001 | 0.92 <0.001 | 0.69 <0.001 | 1.00 | 0.59 <0.001 | 0.97 <0.001 |
x6 | 0.79 <0.001 | 0.84 <0.001 | 0.76 <0.001 | 0.74 <0.001 | 0.59 <0.001 | 1.00 | 0.63 <0.001 |
x7 | 0.77 <0.001 | 0.64 <0.001 | 0.95 <0.001 | 0.78 <0.001 | 0.97 <0.001 | 0.63 <0.001 | 1.00 |