Histogram Parameters | Tumour Consistency | p Value | |
---|---|---|---|
Soft | Hard | ||
ADC (×10− 3 mm2/sec) |  |  |  |
 10th percentile | 0.69 ± 0.09 | 0.60 ± 0.26 | 0.044b* |
 90th percentile | 0.91 ± 0.14 | 0.92 ± 0.42 | 0.324b |
 Mean | 0.82 ± 0.11 | 0.80 ± 0.22 | 0.982b |
 Median | 0.81 ± 0.11 | 0.78 ± 0.20 | 0.626b |
 Kurtosis | 7.19 ± 6.77 | 7.95 ± 4.88 | 0.492b |
 Skewness | 0.73 ± 0.95 | 0.97 ± 0.97 | 0.929b |
D (×10− 3 mm2/sec) |  |  |  |
 10th percentile | 0.49 ± 0.05 | 0.43 ± 0.22 | 0.054b |
 90th percentile | 0.61 ± 0.06 | 0.63 ± 0.13 | 0.358b |
 Mean | 0.55 ± 0.05 | 0.52 ± 0.12 | 0.432a |
 Median | 0.55 ± 0.05 | 0.55 ± 0.14 | 0.479b |
 Kurtosis | 5.13 ± 6.28 | 5.25 ± 6.15 | 0.808b |
 Skewness | 0.40 ± 0.89 | 0.35 ± 1.17 | 0.808b |
D* (×10− 3 mm2/sec) |  |  |  |
 10th percentile | 2.38 ± 0.77 | 1.64 ± 1.64 | < 0.001b** |
 90th percentile | 6.17 ± 4.09 | 6.97 ± 5.11 | 0.288b |
 Mean | 4.20 ± 2.09 | 4.22 ± 2.15 | 0.859b |
 Median | 3.74 ± 1.85 | 3.52 ± 1.10 | 0.104b |
 Kurtosis | 38.08 ± 129.75 | 46.76 ± 54.62 | 0.674b |
 Skewness | 4.22 ± 5.16 | 4.71 ± 3.04 | 0.400b |
F | Â | Â | Â |
 10th percentile | 0.20 ± 0.04 | 0.19 ± 0.08 | 0.278b |
 90th percentile | 0.32 ± 0.08 | 0.33 ± 0.11 | 0.501b |
 Mean | 0.25 ± 0.06 | 0.28 ± 0.12 | 0.232b |
 Median | 0.25 ± 0.04 | 0.25 ± 0.10 | 0.912b |
 Kurtosis | 23.60 ± 40.09 | 7.06 ± 22.71 | 0.057b |
 Skewness | 2.92 ± 1.78 | 2.43 ± 2.07 | 0.391a |
Alpha | Â | Â | Â |
 10th percentile | 0.69 ± 0.09 | 0.64 ± 0.12 | 0.215b |
 90th percentile | 0.85 ± 0.05 | 0.93 ± 0.05 | < 0.001a** |
 Mean | 0.77 ± 0.07 | 0.78 ± 0.07 | 0.084b |
 Median | 0.77 ± 0.07 | 0.80 ± 0.07 | 0.068b |
 Kurtosis | 3.90 ± 0.80 | 3.13 ± 1.46 | 0.073b |
 Skewness | 0.09 ± 0.47 | 0.31 ± 0.69 | 0.068b |
DDC (×10− 3 mm2/sec) |  |  |  |
 10th percentile | 0.68 ± 0.11 | 0.58 ± 0.37 | 0.020b* |
 90th percentile | 0.91 ± 0.20 | 0.93 ± 0.58 | 0.191b |
 Mean | 0.78 ± 0.17 | 0.78 ± 0.25 | 0.965b |
 Median | 0.77 ± 0.16 | 0.72 ± 0.16 | 0.113b |
 Kurtosis | 9.43 ± 13.35 | 11.29 ± 46.94 | 0.207b |
 Skewness | 1.19 ± 2.33 | 1.78 ± 4.63 | 0.199b |