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Table 3 Clinical constraints and dose results for various indices

From: Approach and assessment of automated stereotactic radiotherapy planning for early stage non-small-cell lung cancer

Index

Constraints

Manual plan

Automated plan

P value

Mean

SD

Mean

SD

PTV Dmin (Gy)

> 45.5

48.4

0.5

48.4

0.3

0.837

PTV Dmax (Gy)

< 70.0

66.7

2.5

69.8

2.1

0.594

PTV Dmean (Gy)

–

58.1

1.3

58.5

1.3

0.515

PTV HI

–

0.31

0.04

0.32

0.03

0.478

PTV CI

> 0.8

0.87

0.04

0.88

0.03

0.157

Bronchus Dmax (Gy)

< 30.0

9.3

12.5

9.8

10.7

0.841

Esophagus Dmax (Gy)

< 32.5

5.9

6.0

6.5

5.8

0.472

Spinal Dmax (Gy)

< 30.0

9.7

5.1

8.7

4.2

0.082

Rib Dmax (Gy)

< 54.0

31.6

19.9

36.6

18.1

0.005

Heart Dmax (Gy)

< 30.0

13.1

12.2

13.0

11.6

0.658

Lung Dmean (Gy)

< 5.0

3.4

1.4

3.3

1.4

0.082

Lung V10 (%)

< 15.0

9.7

4.3

9.2

4.1

0.050

Lung V20 (%)

< 10.0

4.6

2.6

4.4

2.5

0.658

Total MU

–

1078

217

1054

198

0.594