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Table 4 Dosimetric parameter of VC group versus DC group

From: Risk factors of radiation-induced acute esophagitis in non-small cell lung cancer patients treated with concomitant chemoradiotherapy

Factors

VC group (n = 36)

DC group (n = 34)

t

p value

Dmean (Gy)

26.2 ± 9.7

22.6 ± 8.5

1.626

0.108

Dmax (Gy)

67.1 ± 5.3

65.2 ± 9.3

1.074

0.288

V20 (%)

48.2 ± 16.2

41.9 ± 13.2

1.782

0.079

V30 (%)

40.6 ± 16.9

33.7 ± 13.7

1.868

0.066

V40 (%)

34.2 ± 16.4

27.6 ± 15.3

1.727

0.089

V50 (%)

28.3 ± 16.2

21.6 ± 16.1

1.747

0.085

V60 (%)

19.2 ± 14.9

14.2 ± 14.6

1.424

0.159

  1. Abbreviations: VC vinorelbine/cisplatin, DC docetaxel/cisplatin, Dmax the maximum dose of the esophagus, Dmean the mean dose of the esophagus, V20,30,40,50,60 = relative esophageal volume for radiation dose ≥20,30,40,50,60 Gy, respectively.
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Radiation Oncology

ISSN: 1748-717X

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