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. Author manuscript; available in PMC: 2024 Jun 1.
Published in final edited form as: Med Phys. 2023 Mar 3;50(6):3842–3851. doi: 10.1002/mp.16295

Table 3.

Quantitative comparison is performed for prostate cases, where we assess target coverage, dose homogeneity, conformity, spillage, and OAR sparing. Methods are compared using the Wilcoxon signed-rank test (p < 0.05) with the best values bolded for readability.

PTV R90 R50 OAR Mean Dose (μ) D(2%) (Gy) D(20%) (Gy) D(40%) (Gy)
D 95 HI CI
Manual VMAT (~360 CPs) 72.0 (0.0) 4.63 (0.98) 0.86 (0.03) 1.29 (0.05) 3.44 (0.20) Rectum 29.2 (5.4) 73.3 (2.6) 49.7 (10.1) 30.3 (7.3)
Bladder 18.6 (9.3) 71.0 (6.5) 34.4 (20.4) 14.5 (11.5)
FH R 15.9 (3.3) 30.5 (5.1) 23.3 (4.6) 19.0 (4.2)
FH L 14.5 (3.1) 29.7 (5.1) 21.5 (4.5) 16.7 (3.3)
Body 3.8 (0.8) 34.1 (6.6) 3.1 (1.5) 0.5 (0.2)
MP VMAT (~120 CPs) 72.0 (0.0) 4.14 (0.62) 0.90 (0.01) 1.24 (0.03) 3.26 (0.17) Rectum 27.8 (8.0) 72.0 (6.7) 44.9 (13.5) 28.1 (9.8)
Bladder 19.1 (9.9) 71.8 (5.6) 36.1 (19.5) 15.2 (13.1)
FH R 12.7 (2.0) 23.3 (2.2) 18.3 (1.9) 15.2 (2.0)
FH L 12.6 (1.6) 23.7 (2.0) 18.6 (1.6) 15.3 (1.5)
Body 3.5 (0.7) 33.6 (5.5) 2.2 (1.4) 0.1 (0.0)
MP Boosted VMAT (~90 CPs) 72.0 (0.0) 4.17 (0.59) 0.91 (0.01) 1.23 (0.03) 3.27 (0.15) Rectum 27.5 (8.2) 71.9 (7.0) 44.4 (13.7) 27.7 (10.1)
Bladder 18.6 (9.6) 71.8 (5.5) 35.5 (19.7) 14.4 (12.8)
FH R 13.1 (2.3) 23.2 (2.2) 18.5 (2.1) 15.7 (2.5)
FH L 13.1 (1.6) 23.8 (2.1) 19.0 (1.5) 16.0 (1.4)
Body 3.4 (0.7) 33.9 (5.6) 2.1 (1.3) 0.1 (0.0)
PTV R90 R50 Rectum (μ) Bladder (μ) FH R (μ) FH L (μ) Body (μ)
HI CI
MP Boosted VMAT vs. Manual VMAT (p-value) 0.22883 0.00226 0.00059 0.00312 0.19243 0.79434 0.00130 0.02281 0.00007
MP Boosted VMAT vs. MP VMAT (p-value) 0.31731 0.00082 0.02820 0.34768 0.27358 0.02081 0.09874 0.00414 0.04202
MP VMAT vs. Manual VMAT (p-value) 0.13037 0.00001 0.00001 0.13962 0.52021 0.18084 0.00006 0.00016 0.00009