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Table 2 The summary of dose difference between treatment plans and adaptive plans for dosimetric parameters, radiobiological indices

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

ΔPTV

Dmean (Gy)

0.36 ± 0.83

0.002 ± 0.854

0.000

ΔGTV

Dmean (Gy)

0.25 ± 0.57

0.001 ± 0.47

0.008

ΔCTV

Dmean (Gy)

0.47 ± 0.74

0.14 ± 0.76

0.000

 

Coverage

− 1.00 ± 1.93

− 1.12 ± 2.07

0.001

ΔBladder

Dmean (Gy)

0.36 ± 2.45

0.06 ± 2.47

0.007

 

gEUD

0.29 ± 1.47

0.32 ± 1.71

0.003

 

NTCP

0.15 ± 0.56

0.15 ± 0.61

0.009

ΔBowel bag

Dmean (Gy)

0.35 ± 0.66

0.30 ± 0.76

0.096

 

V45

4.72 ± 11.25

1.04 ± 5.65

0.000

 

V30

12.66 ± 34.95

3.62 ± 6.29

0.000

 

V15

13.15 ± 83.08

6.62 ± 16.58

0.164

 

NTCP

0.12 ± 0.16

0.08 ± 0.14

0.000

ΔBone Marrow

Dmean (Gy)

0.62 ± 0.51

0.53 ± 0.55

0.000

ΔFemoral-Head-L

Dmean (Gy)

0.47 ± 0.83

0.51 ± 0.96

0.795

ΔFemoral-Head-R

Dmean (Gy)

0.56 ± 0.70

0.64 ± 0.88

0.786