Plan Technique

3DCRT¹

IMRT²

VMAT³

P value

P value (post hoc)

PTV parameters

Mean

(SD)

Mean

(SD)

Mean

(SD)

1 vs. 2

1 vs. 3

2 vs. 3

Whole Lung

V_{20 Gy}

13.70

2.946

17.40

3.239

24.80

4.211

0.0001

0.065

0.0001

0.0001

V_{10 Gy}

23.10

7.680

36.40

11.037

46.90

12.609

0.0001

0.025

0.0001

0.088

V_{5 Gy}

42.90

20.306

57.10

15.279

72.30

15.326

0.003

0.172

0.002

0.136

Heart

D_mean

720.20

1124.132

1139.10

1835.844

794.80

172.870

0.728

0.735

0.990

0.812

V_{25 Gy}

2.20

2.300

3.10

4.040

4.10

2.079

0.365

0.774

0.333

0.730

LAD_max

3140.20

1183.889

3671.50

909.419

3801.70

584.137

0.256

0.416

0.264

0.947

LAD_mean

1337.10

840.982

1818.60

901.558

2404.60

863.193

0.036

0.441

0.028

0.303