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Table 1 Summary of the dosimetric parameters, radiobiological indices for Full and Partial techniques after accumulated adaptive plans

From: Advantages and robustness of partial VMAT with prone position for neoadjuvant rectal cancer evaluated by CBCT-based offline adaptive radiotherapy

  

Full

Partial

ρ(Wilcoxon) < 0.05

PTV

Dmean (Gy)

48.16 ± 1.06

47.73 ± 1.07

0.000

GTV

Dmean (Gy)

52.28 ± 0.64

51.85 ± 0.53

0.001

CTV

Dmean (Gy)

48.74 ± 1.09

48.36 ± 1.07

0.000

 

Coverage

98.89 ± 1.99

98.75 ± 2.12

0.000

Bladder

Dmean (Gy)

24.44 ± 4.40

23.92 ± 4.28

0.054

 

gEUD

9.81 ± 4.75

9.22 ± 3.93

0.021

 

NTCP

1.88 ± 2.08

1.62 ± 1.41

0.041

Bowel bag

Dmean (Gy)

9.63 ± 6.85

8.88 ± 6.16

0.000

 

V45

66.60 ± 52.71

62.84 ± 47.89

0.000

 

V30

189.2 ± 127.56

161.42 ± 112.46

0.000

 

V15

503.53 ± 314.70

423.28 ± 257.14

0.000

 

NTCP

1.28 ± 1.70

0.95 ± 1.52

0.000

Bone Marrow

Dmean (Gy)

24.69 ± 1.45

24.72 ± 1.54

0.538

Femoral-Head-L

Dmean (Gy)

14.60 ± 2.07

15.03 ± 1.83

0.000

Femoral-Head-R

Dmean (Gy)

14.92 ± 2.01

15.20 ± 2.01

0.026