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Table 1 Characteristics and motion of tumour lesions

From: Lung stereotactic body radiation therapy: personalized PTV margins according to tumor location and number of four-dimensional CT scans

Position

Size (mm)

LR motion (mm)

AP motion (mm)

SI motion (mm)

4DCT1

4DCT2

4DCT1

4DCT2

4DCT1

4DCT2

UL

13

1.2

1.3

1.5

1.4

8

5.5

LL

12

0.5

1

4

2.8

21.2

14.7

LL

8

1.4

1.7

3.3

2.4

1.3

1.2

LL

8

0.5

1

0.8

1.8

2.2

3.9

LL

9

0.9

1

0.9

0.9

14.7

12.9

LL

14

1.7

2.6

2.2

0.9

16.9

10.5

LL

10

1.6

0.9

3.4

4.2

12.2

13.9

UL

12

1.5

1.5

3.6

4.6

3.5

2.3

UL

7

0.2

0.5

0.1

0.7

0.3

0.5

LL

9

2.1

1.2

2.3

1.8

18.4

18.8

UL

18

2.9

2.3

1.7

1.7

1.6

2.4

LL

13

2.1

2.5

4.2

5.5

12.4

15.8

LL

20

2.5

1.7

2.2

2.7

10.8

11.1

UL

18

1.6

1.9

3

2

3.4

1.6

UL

25

1.7

1

10

4.7

11.8

5.7

UL

16

0.5

0.7

1.5

2.7

2.4

3

LL

20

0.8

1.6

2.4

1.9

11.4

10.6

UL

15

0.6

0.5

1

0.6

1

1.4

LL

16

1.6

2.5

2.3

4.9

15.6

24.1

UL

25

0.4

1.3

2.4

3.7

1.6

1.9

UL

10

2

1.4

6.6

4.4

5.6

6

UL

34

4.5

3.7

6.2

5.2

11.4

11.4

LL

13

0.7

1.2

3.6

4.2

8

9.9

LL

13

3.2

3.5

1.5

2.5

25.4

26.2

LL

12

1.5

1.9

3.9

2.4

14.4

8.8

LL

13

1.1

0.6

3

1.6

7.2

7

UL

21

1.1

0.8

1.8

1.4

3.6

2.5

UL

31

1

1.2

2.1

1.9

0.7

1

UL

17

0.6

1.3

2.9

3.2

9

10.3

UL

12

2.4

2.8

3.2

3.8

10

14.9