Table 2.
Distribution of quantitative imaging features at various levels of concordance and redundancy limits (Rsq at ≥0.99 and ≥0.95) for regions identified by (A) radiologist marked and (B) habitats converged (sphere), (C) habitat converged (≤ median, ADC map).
| (A). Radiologist marked | ||||
|---|---|---|---|---|
| Concordance and dynamic range with redundancy reduction (Rsq ≥ 0.99) Test–retest mpMRI: number of features (radiologist) | ||||
| CCC and DR and (Rsq ≥ 0.99) | ADC | ADCz | T2 | T2z |
| ≥0.95 | 0 | 0 | 0 | 0 |
| ≥0.90 | 0 | 0 | 3 | 0 |
| ≥0.85 | 0 | 0 | 4 | 1 |
| ≥0.80 | 0 | 0 | 5 | 3 |
| ≥0.75 | 0 | 0 | 9 | 6 |
| ≥0.70 | 1 | 3 | 13 | 10 |
| ≥0.65 | 2 | 3 | 19 | 12 |
| (B). Habitat converged (Sphere) | ||||
| Concordance and dynamic range with redundancy reduction (Rsq ≥0.99) Test–retest mpMRI: number of features (habitats) | ||||
| CCC and DR and (Rsq ≥0.95) | ADC | ADCz | T2 | T2z |
| ≥0.95 | 0 | 0 | 0 | 1 |
| ≥0.90 | 0 | 0 | 1 | 2 |
| ≥0.85 | 1 | 0 | 3 | 6 |
| ≥0.80 | 4 | 3 | 6 | 11 |
| ≥0.75 | 6 | 5 | 8 | 14 |
| ≥0.70 | 9 | 8 | 13 | 18 |
| ≥0.65 | 15 | 15 | 18 | 23 |
| (C). Habitat (≤median ADC map) | ||||
| Concordance and dynamic range ≥ 0.65 and Rsq ≥0.99 | ||||
| CCC and DR | ADC | ADCz | T2 | T2z |
| ≥0.95 | 0 | 0 | 3 | 1 |
| ≥0.90 | 0 | 0 | 4 | 1 |
| ≥0.85 | 0 | 0 | 4 | 1 |
| ≥0.80 | 0 | 0 | 4 | 3 |
| ≥0.75 | 0 | 0 | 7 | 3 |
| ≥0.70 | 0 | 0 | 10 | 5 |
| ≥0.65 | 1 | 1 | 12 | 10 |