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Table 4 Dose-volumetric evaluation and comparison of plans for the bladder during the treatment course

From: Retrospective study comparing MR-guided radiation therapy (MRgRT) setup strategies for prostate treatment: repositioning vs. replanning

Indices

Plan

Mean ± SD (%)

p-value

% of reproducible plana

Average difference (%)

D15%

Soft

77.6 ± 7.8

0.01*

33.7

−9.14 ± 15.1

 

Adaptive

80.2 ± 8.2

 

35.8

− 5.4 ± 14.8

D25%

Soft

65.9 ± 9.8

0.01*

25.3

−12.5 ± 23.5

 

Adaptive

69.0 ± 10.6

 

28.4

−7.2 ± 24.9

D35%

Soft

56.3 ± 11.2

0.016*

23.2

−14.6 ± 33.5

 

Adaptive

59.6 ± 12.2

 

25.3

−8.0 ± 37.4

D50%

Soft

44.8 ± 11.5

0.02*

23.2

−16.4 ± 48.5

 

Adaptive

48.1 ± 12.7

 

20.0

−8.0 ± 56.3

  1. *Statistically significant comparisons; a Percentage of plans with a difference of < 5% compared to the initial plan