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Table 2 Mean translational and angular shifts Comparison of Vac-Loc™ and thermoplastic cast

From: A retrospective comparison of two different immobilization systems for radiotherapy of extremity soft tissue sarcomas and its influence on CTV-PTV margin

Variable

Vertical (cm)

P value

Longitudinal (cm)

P value

Lateral (cm)

P value

Rotational (Degree º)

P value

TVEa (cm)

P value

Vac-Loc™

-0.01 ± 0.16

0.63

0.03 ± 0.07

0.6

0.04 ± 0.17

0.55

0.04 ± 0.73

0.58

0.15 ± 0.10

0.44

Thermoplastic cast

0.02 ± 0.06

0.04 ± 0.04

0.00 ± 0.11

0.24 ± 0.54

0.17 ± 0.07

  1. a TVE (total vector error)