Skip to main content

Table 4 NTCP for neoadjuvant treatment (41.4Gy) and definite treatment (50.4 Gy)

From: DVH- and NTCP-based dosimetric comparison of different longitudinal margins for VMAT-IMRT of esophageal cancer

 

PTV2

PTV3

PTV4

  
 

Mean ± SD

Mean ± SD

Mean ± SD

p-Valuea

p-Valueb

Neoadjuvant treatment (41.4 Gy)

 Risk of pericarditis (%)

0.00 ± 0.00

0.01 ± 0.00

0.01 ± 0.00

0.183

0.169

 Risk of pneumonitis (%)

0.02 ± 0.03

0.04 ± 0.06

0.06 ± 0.08

0.059

0.031

Definite treatment (50.4 Gy)

 Risk of pericarditis (%)

0.00 ± 0.01

0.01 ± 0.02

0.01 ± 0.02

0.111

0.172

 Risk of pneumonitis (%)

0.10 ± 0.16

0.18 ± 0.26

0.29 ± 0.37

0.063

0.032

  1. aMargin 4 cm vs. Margin 3 cm, b Margin 4 cm vs. Margin 2 cm