|  |  | Normative | Patient | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  |  | Estimate of correlation | Estimate of covariance | Standard error of covariance | Critical ratio for covariance |  | Estimate of correlation | Estimate of covariance | Standard error of covariance | Critical ratio for covariance |  |
2-factor | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
DIDF | ↔ | EOT | -0.035 | -0.011 | 0.009 | -1.3 | ns | -0.048 | -0.024 | 0.018 | -1.4 | ns |
3-factor | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
DIF | ↔ | EOT | -0.041 | -0.013 | 0.009 | -1.5 | ns | -0.077 | -0.039 | 0.019 | -2.1 | * |
DDF | ↔ | EOT | -0.011 | -0.002 | 0.005 | -0.4 | ns | 0.041 | 0.011 | 0.01 | 1.0 | ns |
DIF | ↔ | DDF | 0.709 | 0.203 | 0.017 | 12.0 | * | 0.804 | 0.404 | 0.034 | 11.8 | * |
4-factor | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
DIF | ↔ | DDF | 0.722 | 0.167 | 0.014 | 11.9 | * | 0.81 | 0.32 | 0.028 | 11.3 | * |
DIF | ↔ | NKI | -0.426 | -0.082 | 0.013 | -6.5 | * | -0.368 | -0.12 | 0.021 | -5.7 | * |
DIF | ↔ | EOT | 0.388 | 0.151 | 0.013 | 11.4 | * | 0.221 | 0.117 | 0.021 | 5.6 | * |
EOT | ↔ | DDF | 0.353 | 0.092 | 0.011 | 8.2 | * | 0.269 | 0.094 | 0.017 | 5.7 | * |
NKI | ↔ | EOT | -0.378 | -0.082 | 0.024 | -3.4 | * | -0.484 | -0.141 | 0.04 | -3.5 | * |
NKI | ↔ | DDF | -0.419 | -0.054 | 0.009 | -5.8 | * | -0.323 | -0.071 | 0.016 | -4.5 | * |