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Table 1 Translational displacements of AlignRT RTD and CBCT couch shifts

From: Initial clinical experience of surface guided stereotactic radiation therapy with open-face mask immobilization for improving setup accuracy: a retrospective study

 

VRT (mm)

LNG (mm)

LAT (mm)

AlignRT

CBCT

AlignRT

CBCT

AlignRT

CBCT

Median

 − 0.1

0.4

0.2

0.1

0

 − 0.2

Q1/Q3

 − 0.6/0.2

0.1/0.7

 − 0.3/0.5

 − 0.5/0.7

 − 0.4/0.4

 − 0.4/0.1

Min/max

 − 1.1/1

 − 1.3/1.3

 − 2.2/1.1

 − 2.3/2.5

 − 1/0.9

 − 1.6/1.6

p value

 < 0.01*

0.609

0.015

  1. *Level of statistical significance in this study: p value < 0.01