Table 3.
Differences between the CR group and non-CR group.
| Parameter | Median (interquartile range) | p value | |
|---|---|---|---|
| CR group | Non-CR group | ||
| SUVmax | 15.15 (8.73–21.75) | 23.95 (21.45–29.03) | 0.001 |
|
| |||
| MTV(cm3) | 17.80 (11.70–53.08) | 145.10 (66.63–613.90) | 0.009 |
|
| |||
| PET texture features | |||
| Mean | 3983.04 (3024.75–7348.02) | 7348.96 (5402.80–10440.45) | 0.028 |
| SD | 1781.05 (1042.33–2554.85) | 2878.15 (1933.98–5193.57) | 0.044 |
| Max-frequency | 3.00 (2.00–4.00) | 5.00 (3.00–7.25) | 0.019 |
| Maximum | 9324.50 (6768.75–16080.00) | 17682.00 (11709.25–24430.00) | 0.031 |
| 50th percentile | 3705.50 (2620.50–6841.25) | 6699.00 (4841.00–9395.25) | 0.028∗ |
| 75th percentile | 4789.00 (3903.75–9199.00) | 8963.50 (6721.50–13698.00) | 0.035 |
| 90th percentile | 6081.00 (5408.50–10572.75) | 10257.00 (8360.00–16868.50) | 0.039 |
| Entropy | 6.3777 (5.4630–7.0874) | 7.7240 (7.0291–8.5527) | 0.007∗ |
| Volume (mm3) | 41504 (15920–85760) | 226272 (83760–683088) | 0.006∗ |
| Max-diameter (mm) | 48.44 (36.50–75.96) | 85.62 (68.95–142.09) | 0.011 |
| EntropyGLCM10 | 9.02 (7.16–9.76) | 11.45 (8.51–12.56) | 0.015 |
| EntropyGLCM12 | 9.07 (7.36–9.84) | 11.38 (8.70–12.56) | 0.011 |
| EnergyGLCM10 | 0.001880 (0.000961–0.005434) | 0.000363 (0.000172–0.002750) | 0.049 |
| EnergyGLCM11 | 0.001550 (0.000863–0.004614) | 0.000364 (0.000167–0.002392) | 0.039 |
| EnergyGLCM12 | 0.001757 (0.000951–0.005436) | 0.000388 (0.000172–0.002414) | 0.035 |
| EnergyGLCM13 | 0.001544 (0.000821–0.004535) | 0.000338 (0.000167–0.002186) | 0.039 |
|
| |||
| CT texture features | |||
| Max-frequency | 31.50 (23.75–81.00) | 99.50 (46.00–276.25) | 0.011∗ |
| Max-diameter (mm) | 52.05 (40.58–89.65) | 75.15 (64.88–124.18) | 0.024 |
∗The features selected in the second step of feature selection.