Patient Group

Group A

Group B

Group C

p-value

A − B

A − C

Left lung volume/cc

1078 ± 290

(633 - 2073)

1834 ± 345

(852 - 2742)

1889 ± 304

(1157 - 2494)

<0.01

<0.01

Mean left lung dose/Gy

5.73 ± 1.86

(0.96 - 12.42)

5.93 ± 1.55

(1.86 - 11.23)

9.13 ± 1.57

(5.51 - 12.40)

0.40

<0.01

Median left lung dose/Gy

1.48 ± 0.48

(0.43 - 3.63)

1.48 ± 0.48

(0.68 - 3.47)

1.96 ± 0.63

(1.11 - 3.53)

0.99

<0.01

Left Lung V20/cc

97.5 ± 50.7

(0.8 - 269.8)

171.1 ± 63.7

(25.5 - 349.8)

321.3 ± 76.6

(105.9 - 434.8)

<0.01

<0.01

Left lung V20/%

8.8 ± 3.7

(0.1 - 22.6)

9.3 ± 3.2

(1.3 - 20.4)

16.9 ± 3.4

(9.1 - 24.2)

0.30

<0.01