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Table 2 Dose constraint violations of the pancreatic tail and spleen for intra- and interfraction motion, including the number of unexpected mean dose violations above 10 Gy

From: MRI-based inter- and intrafraction motion analysis of the pancreatic tail and spleen as preparation for adaptive MRI-guided radiotherapy in neuroblastoma

   

pCT

Interfraction motion

Intrafraction motion

Patient

Side

OAR

Dmean (Gy)

Dmean range

(Gy)

Fractions

Dmean < 10 Gy (N)

Unexpected dose violation (N)

Dmean range

(Gy)

Fractions

Dmean < 10 Gy (N)

Unexpected dose violation (N)

1

Right

Pancreas tail

6.3

6.3–6.7

3/3

 

6.4–7.1

6/6

 
  

Spleen

2.3

2.3–2.5

3/3

 

2.5–2.9

6/6

 

2

Left

Pancreas tail

21.0

21.0–21.2

0/3

 

21.0–21.3

0/6

 
  

Spleen

7.5

6.7–10.1

2/3

1/3

6.7–11.3

3/6

3/6

3

Left

Pancreas tail

6.9

5.7–10.4

2/3

1/3

7.0–11.4

4/6

2/6

  

Spleen

7.5

7.9–8.8

3/3

 

7.6–9.2

6/6

 

4

Right

Pancreas tail

3.8

0.6–6.2

3/3

 

0.5–5.9

6/6

 
  

Spleen

0.2

0.1–0.5

3/3

 

0.2–0.5

6/6

 

5

Left

Pancreas tail

13.8

12.9–13.1

0/3

 

12.9–15.0

0/6

 
  

Spleen

7.0

6.6–7.8

3/3

 

7.0–7.9

6/6

 

6

Left

Pancreas tail

20.8

20.5–20.9

0/3

 

18.9–21.3

0/6

 
  

Spleen

8.7

9.8–10.5

2/3

1/3

9.7–11.1

2/6

4/6

7

Right

Pancreas tail

9.4

9.4–11.7

2/3

1/3

9.4–14.3

2/6

4/6

  

Spleen

2.6

2.7–3.0

3/3

 

2.6–3.0

6/6

 

8

Left

Pancreas tail

11.8

15.7–17.6

0/3

 

12.3–17.7

0/6

 
  

Spleen

9.3

8.4–8.7

3/3

 

9.3–10.7

3/6

3/6

9

Right

Pancreas tail

3.4

2.2–4.9

3/3

 

2.1–5.2

6/6

 
  

Spleen

3.0

2.9–4.3

3/3

 

2.9–4.5

6/6

 

10

Left

Pancreas tail

20.9

19.9–21.0

0/3

 

19.9–21.2

0/6

 
  

Spleen

9.8

9.7–10.6

1/3

2/3

9.5–10.4

1/6

5/6