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Table 3 Systematic and random errors for hypofractionated patients

From: Intra-fraction and Inter-fraction analysis of a dedicated immobilization device for intracranial radiation treatment

 

Systematic errors (mm/°)

Random errors (mm/°)

Haga

IRCCS

Haga

IRCCS

Inter-fraction

Longitudinal

0.98

1.59

1.53

1.67

Lateral

0.61

0.63

1.83

2.10

Vertical

0.22

0.27

1.23

1.31

Roll

0.40

0.07

0.77

0.92

Pitch

0.10

0.19

0.74

1.23

Yaw

0.24

0.05

1.11

0.96

Intra-fraction

Longitudinal

0.05

0.01

0.23

0.50

Lateral

0.17

0.10

0.28

0.41

Vertical

0.19

0.26

0.35

0.17

Roll

0.01

0.04

0.36

0.19

Pitch

0.20

0.04

0.24

0.34

Yaw

0.09

0.06

0.34

0.23