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Table 5 Suggested trigger points for adaptive replanning

From: Determining appropriate timing of adaptive radiation therapy for nasopharyngeal carcinoma during intensity-modulated radiation therapy

Parameter

Week 1

Week 2

Week 3

Week 4

Week 5

PTV2 (D95/V95/CI)

*

    

Brain stem (Dmax)

  

*

 

*

Spinal cord (Dmax)

*

    

PG-Lt (Dmean/V30)

  

*

  

PG-Rt (Dmean/V30)

   

*

 

Glottis (Dmean)

  

*

  

Eye-Rt (Dmax)

  

*

  

Lens-Lt (Dmax)

*

    

Sum

3

0

4

1

1

  1. Note that parameters without statistically significant difference analyzed by ANOVA were not shown in the table
  2. *Significant difference at a trigger point, indicating necessity of replanning
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Radiation Oncology

ISSN: 1748-717X

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