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Table 3 Multivariate analysis of dosimetric parameters associated with AE

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

 Grade

Variable

 B

 S.E.

Wald

df

 Sig.

Exp (B)

95.0% C.I. for EXP (B)

Lower

Upper

Grade 2

V40

0.148

0.036

17.248

1

<0.001

1.159

1.081

1.243

Constant

-2.760

0.811

11.574

1

0.001

0.063

  

Grade 3

V50

0.115

0.030

15.204

1

<0.001

1.122

1.059

1.189

CCA

2.271

0.886

6.565

1

0.010

9.686

1.705

55.016

Constant

-8.389

2.138

15.393

1

<0.001

<0.001

  
  1. Abbreviations: AE acute esophagitis, CCA concomitant chemotherapy agents (vinorelbine/cisplatin vs. docetaxel/cisplatin), V40,50 relative esophageal volume for radiation dose ≥40,50 Gy, respectively.
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Radiation Oncology

ISSN: 1748-717X

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