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Table 2 The systematic, random RAIF errors and corresponding margins in the lateral (LR), superior-inferior (SI) and anterior-posterior (AP) directions with different correction action levels (CALs).

From: Impact of residual and intrafractional errors on strategy of correction for image-guided accelerated partial breast irradiation

CAL

LR

SI

AP

 

Systematic RAIF error(mm)

Random RAIF error(mm)

Margin (mm)

Systematic RAIF error(mm)

Random RAIF error(mm)

Margin (mm)

Systematic RAIF error(mm)

Random RAIF error(mm)

Margin (mm)

3 mmCAL

2.5

2.3

7.9

2.0

2.0

6.4

2.3

2.2

7.3

4 mmCAL

2.5

2.5

8.0

2.2

2.3

7.1

2.5

2.5

8.0

5 mmCAL

2.4

2.9

8.0

2.5

2.5

8.0

3.0

2.9

9.5

6 mmCAL

2.3

3.1

7.9

2.9

2.8

9.2

3.3

2.8

10.2

nocorrection

2.3

3.1

7.9

3.3

3.2

10.5

4.3

2.8

12.7