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Table 2 Values of the plan quality metrics and results from hypothesis testing

From: Linac-based VMAT radiosurgery for multiple brain lesions: comparison between a conventional multi-isocenter approach and a new dedicated mono-isocenter technique

 

DmeanBmP (Gy)

V12BmP (cm3)

CI Paddick

GI Paddick

MU (/ fraction)

OTT (min)

Pt.#\ Plan

RA

HA

RA

HA

RA

HA

RA

HA

RA

HA

RA

HA

1

2.48

2.73

12.7

5.9

0.89

0.95

6.56

4.71

35,900

6905

57

14

2

2.17

2.45

21.6

8.9

0.80

0.98

6.84

4.69

32,921

7601

46

15

3

2.66

2.96

49.5

29.4

0.90

0.92

4.51

3.41

7643

2345

22

12

4

5.04

5.03

100.0

44.3

0.93

0.99

6.40

3.59

12,094

2712

50

12

5

1.51

1.71

15.7

7.7

0.88

0.97

6.09

4.25

22,388

6813

30

15

6

1.26

1.70

18.7

12.3

0.95

0.97

4.50

3.60

3947

2231

15

12

7

1.81

2.15

23.9

9.9

0.83

0.98

7.80

5.02

18,755

6236

38

14

8

1.85

2.15

23.5

13.3

0.91

0.98

5.80

4.24

6070

2421

21

12

9

2.49

2.83

28.1

20.4

0.92

0.94

3.82

4.61

6316

2221

21

12

10

3.1

4.02

34

25.1

0.93

0.93

4.15

3.36

8601

2928

38

13

11

1.03

1.86

12.3

6.1

0.88

1.00

6.66

4.7

6011

2778

21

13

12

0.66

0.75

4.8

1.7

0.72

0.96

14.3

8.85

5109

2311

26

12

13

4.68

4.61

66.6

31.3

0.80

0.93

5.44

3.92

14,506

3335

46

13

14

6.13

6.16

152.1

86.6

0.88

0.93

7.49

4.84

12,679

3842

55

13

15

1.86

1.82

22.9

13.9

0.93

0.96

4.69

3.49

13,069

5597

20

14

16

0.74

1.43

10.9

7.5

0.94

0.97

4.72

3.87

3617

2253

15

12

17

2.72

2.92

28.5

13.7

0.79

0.97

5.33

3.98

27,429

7843

43

15

18

2.32

3.00

25.9

12.0

0.69

0.94

6.30

5.01

42,737

9094

61

16

19

2.14

3.46

61.9

41.2

0.92

0.95

4.23

3.57

6276

2599

21

11

20

5.71

5.77

129.6

80.3

0.88

0.92

6.08

4.45

16,933

4197

57

13

mean

2.62

2.98

42.2

23.6

0.87

0.96

6.08

4.41

15,150

4313

35

11

sd

1.58

1.47

40.8

23.6

0.07

0.02

2.24

1.18

11,535

2292

15

2

min

0.66

0.75

4.8

1.7

0.69

0.92

3.82

3.36

3617

2221

15

9

max

6.13

6.16

152.1

86.6

0.95

1.00

14.3

8.85

42,737

9094

61

15

 

p = .310 §

p =.047§; p = .023

p < .01§; p < .01

p < .01 §; p < .01

p <.01§; p < .01

p < .01§; p < .01

  1. m, mean; sd, standard deviation; min, minimum value; max, maximum value. Bold characters are used for p-values when statistical significance resulted from 2-tails (§), or 1-tail (‡) U Mann-Whitney test