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. Author manuscript; available in PMC: 2021 Feb 4.
Published in final edited form as: Phys Med Biol. 2020 Feb 4;65(3):035013. doi: 10.1088/1361-6560/ab63bb

Table 2.

Numerical comparison of DSUNet sMRI, DSUNet CBCT, and DSUNet sMRI for hold-out validation.

Method DSC Sensitivity Specificity HD (mm) MSD (mm) RMSD (mm) CMD (mm) VD (cc)
Bladder DSUNet sMRI 0.92±0.05 0.95±0.04 0.89±0.08 6.99±5.60 0.49±0.26 0.77±0.42 1.34±1.53 8.11±8.16
DAUNet CBCT 0.88±0.07 0.89±0.09 0.88±0.09 9.84±10.38 0.82±0.54 1.29±0.86 2.72±2.76 11.94±14.30
DAUNet sMRI 0.95±0.03 0.96±0.02 0.93±0.04 4.79±5.83 0.40±0.20 0.78±0.76 0.86±0.63 4.41±4.45
P-value DAUNet sMRI vs. DSUNet sMRI 0.004 <0.001 0.005 0.138 0.105 0.974 0.008 0.005
P-value DAUNet sMRI vs. DAUNet CBCT <0.001 0.001 0.015 0.048 <0.001 0.023 <0.001 0.005

Prostate DSUNet sMRI 0.84±0.09 0.87±0.11 0.82±0.10 4.55±2.36 0.68±0.39 0.96±0.50 2.04±2.03 1.87±1.67
DAUNet CBCT 0.84±0.11 0.82±0.10 0.85±0.14 4.84±3.26 0.78±0.57 1.12±0.78 1.95±2.23 2.31±1.84
DAUNet sMRI 0.87±0.08 0.86±0.10 0.86±0.08 4.27±2.19 0.69±0.45 1.02±0.69 1.93±1.94 2.10±1.71
P-value DAUNet sMRI vs. DSUNet sMRI 0.015 0.392 0.015 0.411 0.961 0.059 0.072 0.587
P-value DAUNet sMRI vs. DAUNet CBCT <0.001 <0.001 0.076 0.014 <0.001 0.040 0.009 0.569

Rectum DSUNet sMRI 0.88±0.063 0.90±0.06 0.87±0.07 7.29±4.47 0.73±0.57 1.45±1.53 2.61±2.85 3.49±4.20
DAUNet CBCT 0.83±0.09 0.86±0.11 0.81±0.09 10.76±14.62 0.99±0.56 1.56±1.15 2.56±2.38 7.04±7.92
DAUNet sMRI 0.90±0.05 0.92±0.06 0.88±0.07 5.72±4.25 0.81±0.90 2.00±3.18 2.02±2.32 4.16±3.58
P-value DAUNet sMRI vs. DSUNet sMRI 0.004 <0.001 0.018 0.003 0.194 0.194 0.003 0.171
P-value DAUNet sMRI vs. DAUNet CBCT <0.001 <0.001 0.002 <0.001 0.003 0.486 0.003 <0.001