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Table 1 The averaged Plan QA passing rate (%) with the 3%/3 mm criteria for different delivery techniques having the specified transmission ratio and DLG parameters

From: A simple method for determining dosimetric leaf gap with cross-field dose width for rounded leaf-end multileaf collimator systems

 

6 MV

6 MV-FFF

10 MV

10 MV-FFF

DLG (mm)

1.40

1.35

1.50

1.45

MLC transmission (%)

1.80

1.60

2.00

1.90

IMRT passing rate (%)

98.63 ± 1.50

98.35 ± 0.29

98.75 ± 1.17

98.07 ± 1.56

Rapidarc passing rate (%)

98.83 ± 0.85

98.35 ± 2.05

99.27 ± 0.61

99.75 ± 0.21