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Table 2 Summary of the DVH analysis for the target volume and for the organs at risk for the entire cohort of patients

From: Radiation treatment with volumetric modulated arc therapy of hepatocellular carcinoma patients. Early clinical outcome and toxicity profile from a retrospective analysis of 138 patients

Organ

Parameter

 

PTV

D95% [%]

100.8±6.2 [96.0;108.0]

 

V95% [%]

99.0±1.8 [96.8;100.0]

 

Mean [%]

110.1±2.6 [101.7;120.6]

Left Kidney

Mean [Gy]

5.22±4.5 [0.2;21.2]

 

D1cm3 [Gy]

12.3±8.3 [0.4;34.9]

Right Kidney

Mean [Gy]

8.2±7.2 [0.1;26.9]

 

D1cm3 [Gy]

28.1±18.7 [0.3;62.6]

Spinal Cord

D1cm3 [Gy]

21.8±9.0 [1.1;47.6]

Stomach

Mean [Gy]

14.6±5.7 [3.0;36.6]

 

D1cm3 [Gy]

31.7±10.9 [8.5;58.2]

Liver-PTV (Normal liver)

Mean [Gy]

19.4±6.3 [1.9;33.4]

 

V15Gy [%]

24.4±11.6 [0.6;56.4]

Total Liver

Mean [Gy]

32.1±11.5 [2.3;55.4]

 

V30Gy [%]

46.4±19.7 [1.4;85.4]

  1. Data are reported as average values plus or minus standard deviation; in square brakets the range.
  2. Dx%: dose received by at least x% of the volume.
  3. Vx%: volume receiving at least x% of the dose.