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Table 1 Patients and treatment characteristics

From: Impact of contrast-enhanced CT in the dosimetry of SBRT for liver metastases treated with MR-Linac

Patients

Number

21

Years, median (range)

52.5 (29–73)

Weight (kg), median (range)

61.0 (36–84)

Female - no. (%)

12 (57.1%)

Male - no. (%)

9 (42.9%)

aPTV – no. (%)

4 cc < Volume < 14 cc

7 (33.3%)

14 cc < Volume < 24 cc

5 (23.8%)

24 cc < Volume < 34 cc

3 (14.3%)

34 cc < Volume < 54 cc

6 (28.6%)

Volume(cc), median (range)

27.9 (9.8–71.4)

ClosestbOARs – no. (%)

Duodenum

0(0%)

Esophagus

2 (9.5%)

Great Vessels

1 (4.8%)

Heart

4 (19.0%)

Liver -cGTV

2 (9.5%)

Spinal cord

2 (9.5%)

Rib

8 (38.1%)

Stomach

3(14.3%)

Small Bowel

4(19.0%)

Lung

5(23.8%)

Kidney

1(4.8%)

  1. aPTV: planning target volume; bOARs: organ at risk;cGTV: gross target volume