Combinations | ROI size | Chi-square value | P-value |
(Mean & entropy) vs. (SD & entropy) | 7 × 7 | 0.148 | 0.700 |
9 × 9 | 2.405 | 0.121 | |
11 × 11 | 7.037 | 0.008* | |
(SD & entropy) vs. (SD & mean) | 7 × 7 | 1.047 | 0.306 |
9 × 9 | 0.148 | 0.700 | |
11 × 11 | 4.348 | 0.037* | |
(Mean & entropy) vs. (SD & mean) | 7 × 7 | 0.421 | 0.516 |
9 × 9 | 1.418 | 0.233 | |
11 × 11 | 0.385 | 0.535 |