Table 1.
Pearson correlations between the parenchymal texture and breast density measures. Correlation values marked with an ‘*’ indicate statistically significant associations at the α=0.05 level.
Texture Measure | Dense Area | Non-dense Area | Area Percent Density |
---|---|---|---|
5th Percentile | 0.07 | 0.23* | −0.13 |
95th Percentile | −0.44* | −0.63* | 0.21* |
Cluster Shade | −0.20* | −0.31* | 0.10 |
Correlation | 0.24* | −0.04 | 0.14 |
Edge Radius | −0.16 | −0.31* | 0.16 |
Energy | −0.04 | −0.09 | 0.00 |
Entropy | −0.28* | −0.41* | 0.18 |
Fractal Dimension | 0.17 | 0.59* | −0.38* |
Grey Level Non-uniformity | 0.00 | 0.20* | −0.22* |
Haralick Correlation | −0.23* | −0.50* | 0.23* |
High Gray Level Run Emphasis | −0.36* | −0.54* | 0.21* |
Inertia | −0.48* | −0.67* | 0.22* |
Inverse Difference Moment | 0.22* | 0.24* | −0.09 |
Kurtosis | −0.16 | −0.16 | 0.02 |
Local Binary Pattern | −0.08 | 0.14 | −0.19 |
Maximum Value | −0.45* | −0.64* | 0.21* |
Minimum Value | 0.17 | 0.35* | −0.15 |
Skewness | −0.26* | −0.88* | 0.49* |
Standard Deviation | −0.45* | −0.67* | 0.24* |