Table 3.
Spearman correlations matrix for positron emission tomography variables of interest and age. Values in bold are those that correspond to statistically significant results.
| Variables | Age | ExcessKurtosis_ HISTO | Sphericity_SHAPE | Variance_GLCM | Correlation_GLCM | LZE_ GLZLM | GLNU_GLZLM |
|---|---|---|---|---|---|---|---|
| Age | 1 | −0.176 | 0.059 | −0.105 | 0.067 | 0.169 | 0.083 |
| ExcessKurtosis_ HISTO | −0.176 | 1 | −0.344 | −0.369 | −0.075 | 0.401 | −0.232 |
| Sphericity_SHAPE | 0.059 | −0.344 | 1 | 0.212 | −0.318 | −0.307 | −0.367 |
| Variance_GLCM | −0.105 | −0.369 | 0.212 | 1 | −0.153 | −0.702 | 0.167 |
| Correlation_GLCM | 0.067 | −0.075 | −0.318 | −0.153 | 1 | 0.362 | 0.574 |
| LZE_ GLZLM | 0.169 | 0.401 | −0.307 | −0.702 | 0.362 | 1 | 0.263 |
| GLNU_GLZLM | 0.083 | −0.232 | −0.367 | 0.167 | 0.574 | 0.263 | 1 |