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Table 3 Incidences of acute and late toxicity between the limited field and elective field groups

From: The effect of external beam radiotherapy volume on locoregional control in patients with locoregionally advanced or recurrent nonanaplastic thyroid cancer

Toxicity

Limited field (n = 11)

Elective field (n = 12)

p-value*

 

Grade 1/Grade 2/Grade 3 (n)

Grade 1/Grade 2/Grade 3 (n)

 

Acute

   

   Skin

5/6/0

8/4/0

0.414

   Mucositis

6/5/0

2/10/0

0.089

   Xerostomia

4/0/0

7/2/0

0.140

   Dysphagia

4/7/0

3/8/1

1.000

Late

   

   Skin

7/0/0

6/0/0

0.680

   Xerostomia

2/0/0

4/0/0

0.640

   Laryngeal edema

2/0/0

3/0/0

1.000

  1. *Fisher's exact test.
  2. Grade determined using National Cancer Institute Common Toxicity Criteria for Events, version 3.0.