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Table 2 Dosimetric parotid gland data at planning

From: Parotid gland shrinkage during IMRT predicts the time to Xerostomia resolution

  

Median

Range

Volume at pl

Average

33.1

15.9/59.4

(cc)

H

32.6

16.0/58

 

L

32.9

15.9/63.5

Mean D at pl

Weighted avr

35.7

17.5/57.4

(Gy)

H

39.9

27.4/70.4

 

L

33.1

4.5/62.3

Shrinkage at mid tmt

Weighted avr

19.6

1.2/52.1

(%)

H

21.2

1.8/52.7

 

L

19.0

0.7/51.6

  1. Abbreviations: pl planning, avr average, D dose, H/L side that receives the higher (H) or lower (L) mean dose at planning within a given patient.