Table 1.

P‐values from two‐tailed Wilcoxon rank‐sum test. The test compared the distribution of passing rates before and after the introduction of Mlc position errors.

			Random	1 mm	p‐Value $-1\text{mm}$	2 mm	‐2 mm
EBT Film	DTA	$2\%/2\text{mm}$	3.28E‐01	9.59E‐01	1.05E‐01	2.81E‐02	6.22E‐04
		$3\%/3\text{mm}$	5.56E‐01	7.98E‐01	1.61E‐01	7.74E‐02	1.10E‐03
	Gamma	$2\%/2\text{mm}$	5.05E‐01	9.81E‐01	1.30E‐01	2.81E‐02	6.22E‐04
		$3\%/3\text{mm}$	6.29E‐01	1.00E+00	3.14E‐01	9.95E‐02	1.90E‐03
MapCHECK	DTA	$2\%/2\text{mm}$	1.10E‐02	1.29E‐05	2.60E‐03	2.35E‐11	6.86E‐10
		$3\%/3\text{mm}$	3.20E‐02	1.90E‐05	3.60E‐03	2.84E‐11	1.62E‐08
	Gamma	$2\%/2\text{mm}$	1.76E‐02	1.08E‐05	3.45E‐04	3.97E‐11	3.28E‐10
		$3\%/3\text{mm}$	7.59E‐05	3.85E‐06	3.57E‐04	4.33E‐12	9.20E‐10