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Table 4 Area under curve (AUC) values for each gamma criterion when introducing 0.5 mm MLC misalignment in class in and class out and 2 mm MLC misalignment in class shift

From: The sensitivity of gamma-index method to the positioning errors of high-definition MLC in patient-specific VMAT QA for SBRT

  MapCHECK2 EBT2 film
Gamma criterion Class In (0.5 mm) Class Out (0.5 mm) Class Shift (2 mm) Class In (0.5 mm) Class Out (0.5 mm) Class Shift (2 mm)
1%/1 mm 0.909 0.899 0.935 0.853 0.933 0.905
1.5%/1.5 mm 0.920 0.873 0.974 0.788 0.858 0.89
1%/2 mm 0.843 0.890 0.954 0.758 0.813 0.805
2%/1 mm 0.930 0.848 0.968 0.865 0.925 0.933
2%/2 mm 0.883 0.719 0.958 0.783 0.824 0.873