Table 4 Relative dose differences between sCT and CT plans. >0.05: not significant, paired two tailed t-test
From: Synthetic CT generation for pelvic cases based on deep learning in multi-center datasets
DVH indicator | CT vs. synthetic CT mean relative differences(range) | p-value | |
|---|---|---|---|
PTV Rectum | |||
Dmean(100%) | 0.848(-1.880 to 1.970) | 0.208 | |
Dmax(100%) | 0.119(-1.130 to 2.161) | 0.866 | |
D95(100%) | 1.255(0.0200 to 2.492) | 0.972 | |
D50(100%) | 0.945(-0.890 to 1.956) | 0.155 | |
CTV Rectum | |||
Dmean(100%) | 0.861(-1.550 to 1.799) | 0.486 | |
Dmax(100%) | 0.116(-1.130 to 2.288) | 0.871 | |
D95(100%) | 1.580(0.039 to 2.854) | 0.882 | |
D50(100%) | 0.918(-0.860 to 1.871) | 0.185 | |
Bladder | |||
Dmean(100%) | 0.830(-1.520 to 4.751) | 0.839 | |
Dmax(100%) | 1.149(-0.360 to 2.439) | 0.236 | |
D95(100%) | 0.677(-3.060 to 1.687) | 0.922 | |
D50(100%) | 0.926(-1.680 to 3.295) | 0.874 | |
Left Femur Head | |||
Dmean(100%) | -0.070(-1.110 to 0.871) | 0.340 | |
Dmax(100%) | 0.016(-1.610 to 1.626) | 0.334 | |
D95(100%) | 0.260(-1.890 to 1.250) | 0.628 | |
D50(100%) | 0.800(-1.140 to 1.180) | 0.330 | |
Right Femur Head | |||
Dmean(100%) | -0.090(-0.750 to 0.530) | 0.980 | |
Dmax(100%) | -0.180(-3.400 to 1.395) | 0.968 | |
D95(100%) | -0.180(-1.730 to 3.600) | 0.990 | |
D50(100%) | -0.250(-1.350 to 1.120) | 0.958 |